Skip to content

Cosmetics and personal care

Which rules apply to hair care and colour?

We track 6,915 rules for these in 20 of 21 markets, including California's Prop 65 list of 883 chemicals. Check your product free, no account needed.

  • Free
  • No account needed
  • The law behind every rule

Cosmetics and personal care / Hair care and colour

Shampoos, styling, waving, straightening and hair dyes.

Rules

Rules by market

Open a market to read its rules for this category.

Connecticut5 rulesCoverage: Main sources
Main sources · What is covered

Connecticut (US state): main sources stored. Not stored: other rules that may apply.

Requirement
Applies when
Effective
Source
Ban
PFAS as defined in Connecticut (US state)

Banned

Exemptions (1)

An unavoidable trace quantity of PFAS from impurities, manufacturing, storage or packaging migration is not a violation

“such unavoidable trace quantity shall not cause the cosmetic product to be in violation of this section.”
P.A. 24-59 sec. 2(e) (excerpt) · fetched 2026-10-08Connecticut General Assembly: Conn. P.A. 24-59 sec. 2(b)-(e)(opens in a new tab)

Official text, current to 5 Jun 2024. Connecticut General Assembly's own Public Act 24-59 as enacted (approved June 5, 2024); the codified General Statutes text is not stored.

Every product in the category

Takes effect 1 Jan 2028

Applies to products sold on or after 1 Jan 2028

“On and after January 1, 2028, no person shall manufacture, sell, offer for sale or distribute for sale in this state any of the following products if the product contains intentionally added PFAS: (1) Apparel; (2) turnout gear; (3) carpets or rugs; (4) cleaning products; (5) cookware; (6) cosmetic products;”
P.A. 24-59 sec. 2(d)(6) · fetched 2026-10-08Connecticut General Assembly: Conn. P.A. 24-59 sec. 2(b)-(e)(opens in a new tab)
Conformity

The product's package and packaging components have no intentionally introduced lead, cadmium, mercury or hexavalent chromium, and the four together are at most 100 ppm

Must meet the conditions of Toxics in packaging: no product may be offered for sale or promotional purposes in Connecticut by its manufacturer or distributor in a package composed of intentionally introduced lead, cadmium, mercury or hexavalent chromium (22a-255i(b)); no package or packaging component may be offered if the incidental lead, cadmium, mercury and hexavalent chromium together exceed 100 ppm by weight from October 1, 1994 (22a-255i(c)); a certificate of compliance is furnished on request (22a-255k).

Exemptions (1)

A regulated metal added to comply with federal health or safety requirements, on an exemption the commissioner grants

“(3) A package or packaging component to which lead, cadmium, mercury or hexavalent chromium has been added in the manufacturing or distribution process in order to comply with health or safety requirements of federal law”
Conn. Gen. Stat. 22a-255j(3) (excerpt) · fetched 2026-10-27Connecticut General Assembly (Legislative Commissioners' Office): Conn. Gen. Stat. 22a-255i(opens in a new tab)

Official text, current to 1 Jan 2026. Connecticut General Statutes, current (2026 supplement) chapter 446d page.

  • You offer the product in Connecticut in a package (22a-255i(b): "no product shall be offered for sale or promotional purposes, in this state by its manufacturer or distributor, in a package"); a product sold with no packaging has nothing to comply

In force since 1 Oct 1992

Applies to products sold on or after 1 Oct 1992

22a-255i(b): "not later than October 1, 1992"; 100 ppm total from October 1, 1994 (22a-255i(c)).

“(b) As soon as feasible, but not later than October 1, 1992, no product shall be offered for sale or promotional purposes, in this state by its manufacturer or distributor, in a package which is composed of any lead, cadmium, mercury or hexavalent chromium which has been intentionally introduced during manufacturing or distribution”
Conn. Gen. Stat. 22a-255i(b) (excerpt) · fetched 2026-10-27Connecticut General Assembly (Legislative Commissioners' Office): Conn. Gen. Stat. 22a-255i(opens in a new tab)
Conformity

A manufacturer, distributor or retailer that gives a written express warranty on consumer goods does not make the warranty's initial term depend on the consumer registering the product

Must meet the conditions of Conn. Gen. Stat. 42-261(b): no manufacturer, distributor or retailer that makes an express warranty with respect to a consumer good may condition the initial term of the express warranty on the consumer registering the good. (a): express warranty means a written statement arising out of a sale to a consumer of consumer goods by which the manufacturer, distributor or retailer undertakes to preserve or maintain the goods' utility or performance or to compensate on failure; consumer goods are goods used or bought primarily for personal, family or household purposes.

Official text, current to 27 Oct 2026. P.A. 15-136, effective July 1, 2015 (History line).

  • It is a consumer good: goods used or bought for use primarily for personal, family or household purposes (Conn. Gen. Stat. 42-261(a)(2))
  • You make an express warranty (a written statement undertaking to preserve or maintain the utility or performance of the consumer goods, or provide compensation) on it as its manufacturer, distributor or retailer (Conn. Gen. Stat. 42-261)

In force since 1 Jul 2015

Applies to products sold on or after 1 Jul 2015

History line: P.A. 15-136 effective July 1, 2015.

“(b) Notwithstanding any provision of the general statutes, no manufacturer, distributor or retailer that makes an express warranty with respect to a consumer good may condition the initial term of such express warranty on the consumer registering such consumer good.”
Conn. Gen. Stat. 42-261(b) · fetched 2026-10-27Connecticut General Assembly: Conn. Gen. Stat. 42-261(opens in a new tab)
Label
PFAS as defined in Connecticut (US state)

Label required

Label, using words or symbols approved by the department, that PFAS is present in the product

Official text, current to 5 Jun 2024. Connecticut General Assembly's own Public Act 24-59 as enacted (approved June 5, 2024); the codified General Statutes text is not stored.

Every product in the category

In force since 1 Jul 2026

Applies to products sold on or after 1 Jul 2026

“(E) cosmetic product; (F) dental floss; (G) fabric treatment; (H) children's product; (I) menstruation product; (J) textile furnishing; (K) ski wax; or (L) upholstered furniture if such product contains intentionally added PFAS, unless such product is labeled in accordance with this subsection.”
P.A. 24-59 sec. 2(c)(1), (3) · fetched 2026-10-08Connecticut General Assembly: Conn. P.A. 24-59 sec. 2(b)-(e)(opens in a new tab)
Notification
PFAS as defined in Connecticut (US state)

Notification to Connecticut Department of Energy and Environmental Protection

Prior written notification: product description and function of PFAS, CAS numbers or molecular formulas, amount and range of PFAS, purpose, manufacturer name, address and contact

Official text, current to 5 Jun 2024. Connecticut General Assembly's own Public Act 24-59 as enacted (approved June 5, 2024); the codified General Statutes text is not stored.

Every product in the category

In force since 1 Jul 2026

Applies to products sold on or after 1 Jul 2026

“On and after July 1, 2026, no person shall manufacture, sell, offer for sale or distribute for sale in this state any (A) apparel; (B) carpet or rug; (C) cleaning product; (D) cookware; (E) cosmetic product;”
P.A. 24-59 sec. 2(b)(1) · fetched 2026-10-08Connecticut General Assembly: Conn. P.A. 24-59 sec. 2(b)-(e)(opens in a new tab)
  • Ban
    PFAS as defined in Connecticut (US state)

    Banned

    Exemptions (1)

    An unavoidable trace quantity of PFAS from impurities, manufacturing, storage or packaging migration is not a violation

    “such unavoidable trace quantity shall not cause the cosmetic product to be in violation of this section.”
    P.A. 24-59 sec. 2(e) (excerpt) · fetched 2026-10-08Connecticut General Assembly: Conn. P.A. 24-59 sec. 2(b)-(e)(opens in a new tab)

    Official text, current to 5 Jun 2024. Connecticut General Assembly's own Public Act 24-59 as enacted (approved June 5, 2024); the codified General Statutes text is not stored.

    Applies when

    Every product in the category

    Effective

    Takes effect 1 Jan 2028

    Applies to products sold on or after 1 Jan 2028

    Source
    “On and after January 1, 2028, no person shall manufacture, sell, offer for sale or distribute for sale in this state any of the following products if the product contains intentionally added PFAS: (1) Apparel; (2) turnout gear; (3) carpets or rugs; (4) cleaning products; (5) cookware; (6) cosmetic products;”
    P.A. 24-59 sec. 2(d)(6) · fetched 2026-10-08Connecticut General Assembly: Conn. P.A. 24-59 sec. 2(b)-(e)(opens in a new tab)
  • Conformity

    The product's package and packaging components have no intentionally introduced lead, cadmium, mercury or hexavalent chromium, and the four together are at most 100 ppm

    Must meet the conditions of Toxics in packaging: no product may be offered for sale or promotional purposes in Connecticut by its manufacturer or distributor in a package composed of intentionally introduced lead, cadmium, mercury or hexavalent chromium (22a-255i(b)); no package or packaging component may be offered if the incidental lead, cadmium, mercury and hexavalent chromium together exceed 100 ppm by weight from October 1, 1994 (22a-255i(c)); a certificate of compliance is furnished on request (22a-255k).

    Exemptions (1)

    A regulated metal added to comply with federal health or safety requirements, on an exemption the commissioner grants

    “(3) A package or packaging component to which lead, cadmium, mercury or hexavalent chromium has been added in the manufacturing or distribution process in order to comply with health or safety requirements of federal law”
    Conn. Gen. Stat. 22a-255j(3) (excerpt) · fetched 2026-10-27Connecticut General Assembly (Legislative Commissioners' Office): Conn. Gen. Stat. 22a-255i(opens in a new tab)

    Official text, current to 1 Jan 2026. Connecticut General Statutes, current (2026 supplement) chapter 446d page.

    Applies when
    • You offer the product in Connecticut in a package (22a-255i(b): "no product shall be offered for sale or promotional purposes, in this state by its manufacturer or distributor, in a package"); a product sold with no packaging has nothing to comply
    Effective

    In force since 1 Oct 1992

    Applies to products sold on or after 1 Oct 1992

    22a-255i(b): "not later than October 1, 1992"; 100 ppm total from October 1, 1994 (22a-255i(c)).

    Source
    “(b) As soon as feasible, but not later than October 1, 1992, no product shall be offered for sale or promotional purposes, in this state by its manufacturer or distributor, in a package which is composed of any lead, cadmium, mercury or hexavalent chromium which has been intentionally introduced during manufacturing or distribution”
    Conn. Gen. Stat. 22a-255i(b) (excerpt) · fetched 2026-10-27Connecticut General Assembly (Legislative Commissioners' Office): Conn. Gen. Stat. 22a-255i(opens in a new tab)
  • Conformity

    A manufacturer, distributor or retailer that gives a written express warranty on consumer goods does not make the warranty's initial term depend on the consumer registering the product

    Must meet the conditions of Conn. Gen. Stat. 42-261(b): no manufacturer, distributor or retailer that makes an express warranty with respect to a consumer good may condition the initial term of the express warranty on the consumer registering the good. (a): express warranty means a written statement arising out of a sale to a consumer of consumer goods by which the manufacturer, distributor or retailer undertakes to preserve or maintain the goods' utility or performance or to compensate on failure; consumer goods are goods used or bought primarily for personal, family or household purposes.

    Official text, current to 27 Oct 2026. P.A. 15-136, effective July 1, 2015 (History line).

    Applies when
    • It is a consumer good: goods used or bought for use primarily for personal, family or household purposes (Conn. Gen. Stat. 42-261(a)(2))
    • You make an express warranty (a written statement undertaking to preserve or maintain the utility or performance of the consumer goods, or provide compensation) on it as its manufacturer, distributor or retailer (Conn. Gen. Stat. 42-261)
    Effective

    In force since 1 Jul 2015

    Applies to products sold on or after 1 Jul 2015

    History line: P.A. 15-136 effective July 1, 2015.

    Source
    “(b) Notwithstanding any provision of the general statutes, no manufacturer, distributor or retailer that makes an express warranty with respect to a consumer good may condition the initial term of such express warranty on the consumer registering such consumer good.”
    Conn. Gen. Stat. 42-261(b) · fetched 2026-10-27Connecticut General Assembly: Conn. Gen. Stat. 42-261(opens in a new tab)
  • Label
    PFAS as defined in Connecticut (US state)

    Label required

    Label, using words or symbols approved by the department, that PFAS is present in the product

    Official text, current to 5 Jun 2024. Connecticut General Assembly's own Public Act 24-59 as enacted (approved June 5, 2024); the codified General Statutes text is not stored.

    Applies when

    Every product in the category

    Effective

    In force since 1 Jul 2026

    Applies to products sold on or after 1 Jul 2026

    Source
    “(E) cosmetic product; (F) dental floss; (G) fabric treatment; (H) children's product; (I) menstruation product; (J) textile furnishing; (K) ski wax; or (L) upholstered furniture if such product contains intentionally added PFAS, unless such product is labeled in accordance with this subsection.”
    P.A. 24-59 sec. 2(c)(1), (3) · fetched 2026-10-08Connecticut General Assembly: Conn. P.A. 24-59 sec. 2(b)-(e)(opens in a new tab)
  • Notification
    PFAS as defined in Connecticut (US state)

    Notification to Connecticut Department of Energy and Environmental Protection

    Prior written notification: product description and function of PFAS, CAS numbers or molecular formulas, amount and range of PFAS, purpose, manufacturer name, address and contact

    Official text, current to 5 Jun 2024. Connecticut General Assembly's own Public Act 24-59 as enacted (approved June 5, 2024); the codified General Statutes text is not stored.

    Applies when

    Every product in the category

    Effective

    In force since 1 Jul 2026

    Applies to products sold on or after 1 Jul 2026

    Source
    “On and after July 1, 2026, no person shall manufacture, sell, offer for sale or distribute for sale in this state any (A) apparel; (B) carpet or rug; (C) cleaning product; (D) cookware; (E) cosmetic product;”
    P.A. 24-59 sec. 2(b)(1) · fetched 2026-10-08Connecticut General Assembly: Conn. P.A. 24-59 sec. 2(b)-(e)(opens in a new tab)

Gaps

Markets without rules for this category

We have no rules for this category in these markets. That doesn't mean none apply, so a check here says Not covered, never clear.

ClaraDB gives a verdict only for PFAS state laws for cookware and bakeware, California Proposition 65 consumer-product warning check for BPA, BPS, formaldehyde, styrene, antimony trioxide, vinyl acetate, lead and cadmium, California Proposition 65 warning check for candles and ceramicware (lead, cadmium, formaldehyde, acetaldehyde, benzene, naphthalene, carbon monoxide, benzo[a]pyrene), US packaging EPR producer size thresholds (California, Colorado, Maryland, Minnesota, Oregon, Washington) for a brand-owning manufacturer, US lead in children's products and furniture (lead paint and total lead content), US lead in toys and child care articles (lead paint and total lead content), US lead in children's products (other) and bags (lead paint and total lead content), US phthalates in children's toys and child care articles (DEHP, DBP, BBP, DINP, DIBP, DPENP, DHEXP, DCHP) and US children's product certificate and tracking label for children's tableware (AI-checked, quotes verified word for word). Every other answer shows the laws and quotes found without saying whether they apply. Not checked: Consumer electronics (FCC equipment authorization, 47 CFR Parts 2 and 15, energy rules). What ClaraDB has checked

Show 1 market
Market
Coverage
Main sources; no modeled rule is scoped to this category. Not covered: other rules that may apply.
  • Coverage
    Main sources; no modeled rule is scoped to this category. Not covered: other rules that may apply.

Facts

What we need to know about your product

Some rules depend on details of your product. Until you tell us, a check says Needs answers and asks for what's missing.

Show 36 facts
Depends on
Markets
Rules
Whether the listed substance or group is present
EU, GB, JP, KR, US, US-CA, US-CO, US-CT, US-IL, US-MD, US-ME, US-MN, US-NJ, US-RI, US-VT, US-WA
7,614
Number of employees at the seller
US-CA
972
Rinse off
EU, GB, JP, KR, US-CA
281
Body area
EU, GB, JP, KR
249
Economic operator role
EU, GB, KR, US
90
Sprayable
EU, GB, KR
45
Contains battery
EU, GB, US
39
Intended for children under 3
EU, GB, KR
24
Battery category
EU, GB
22
Otc drug claim
US, US-MN
19
Quasi drug or functional claim
JP, KR
13
Net content ml
EU, GB, KR
10
Professional use
EU, GB, US
9
Battery chemistry
US
9
Aerosol dispenser
JP, KR, US
8
Customised cosmetic
KR
7
Rechargeable
US
6
Animal testing conducted
EU, GB, KR
5
Annual gross revenue usd
US-CO, US-MD, US-MN, US-OR, US-WA
5
Contains nanomaterial
EU, GB
2
Intended for children under 12
KR
2
Single use
KR
2
Button or coin cell
US
2
Distance sale to other member state
EU
1
Imported
KR
1
Cattle derived material
US
1
Uses sunscreen term
US
1
Safety substantiated
US
1
Battery removable
US
1
Ca gross sales usd
US-CA
1
Packaging tons co
US-CO
1
Packaging tons md
US-MD
1
Packaging tons mn
US-MN
1
Packaging tonnes or
US-OR
1
Fluorine treated container
US-VT
1
Packaging tons wa
US-WA
1
  • Whether the listed substance or group is present
    Markets
    EU, GB, JP, KR, US, US-CA, US-CO, US-CT, US-IL, US-MD, US-ME, US-MN, US-NJ, US-RI, US-VT, US-WA
    Rules
    7,614
  • Number of employees at the seller
    Markets
    US-CA
    Rules
    972
  • Rinse off
    Markets
    EU, GB, JP, KR, US-CA
    Rules
    281
  • Body area
    Markets
    EU, GB, JP, KR
    Rules
    249
  • Economic operator role
    Markets
    EU, GB, KR, US
    Rules
    90
  • Sprayable
    Markets
    EU, GB, KR
    Rules
    45
  • Contains battery
    Markets
    EU, GB, US
    Rules
    39
  • Intended for children under 3
    Markets
    EU, GB, KR
    Rules
    24
  • Battery category
    Markets
    EU, GB
    Rules
    22
  • Otc drug claim
    Markets
    US, US-MN
    Rules
    19
  • Quasi drug or functional claim
    Markets
    JP, KR
    Rules
    13
  • Net content ml
    Markets
    EU, GB, KR
    Rules
    10
  • Professional use
    Markets
    EU, GB, US
    Rules
    9
  • Battery chemistry
    Markets
    US
    Rules
    9
  • Aerosol dispenser
    Markets
    JP, KR, US
    Rules
    8
  • Customised cosmetic
    Markets
    KR
    Rules
    7
  • Rechargeable
    Markets
    US
    Rules
    6
  • Animal testing conducted
    Markets
    EU, GB, KR
    Rules
    5
  • Annual gross revenue usd
    Markets
    US-CO, US-MD, US-MN, US-OR, US-WA
    Rules
    5
  • Contains nanomaterial
    Markets
    EU, GB
    Rules
    2
  • Intended for children under 12
    Markets
    KR
    Rules
    2
  • Single use
    Markets
    KR
    Rules
    2
  • Button or coin cell
    Markets
    US
    Rules
    2
  • Distance sale to other member state
    Markets
    EU
    Rules
    1
  • Imported
    Markets
    KR
    Rules
    1
  • Cattle derived material
    Markets
    US
    Rules
    1
  • Uses sunscreen term
    Markets
    US
    Rules
    1
  • Safety substantiated
    Markets
    US
    Rules
    1
  • Battery removable
    Markets
    US
    Rules
    1
  • Ca gross sales usd
    Markets
    US-CA
    Rules
    1
  • Packaging tons co
    Markets
    US-CO
    Rules
    1
  • Packaging tons md
    Markets
    US-MD
    Rules
    1
  • Packaging tons mn
    Markets
    US-MN
    Rules
    1
  • Packaging tonnes or
    Markets
    US-OR
    Rules
    1
  • Fluorine treated container
    Markets
    US-VT
    Rules
    1
  • Packaging tons wa
    Markets
    US-WA
    Rules
    1

Changes

Upcoming changes

Rules for this category that start in the next 24 months, or are proposed or on hold.

Show 50 upcoming changes
Requirement
Applies when
Effective
Source
LabelUS
4-Methoxy-m-phenylenediamine (2,4-diaminoanisole) and its sulfate

Label required

Warning—Contains an ingredient that can penetrate your skin and has been determined to cause cancer in laboratory animals.

Consolidated text (not the authentic legal edition), current to 7 Oct 2026. eCFR is an editorial compilation of the CFR, not the official legal edition; current to 2026-10-07 per the eCFR.

Every product in the category

Stayed, not currently enforceable

Applies to products placed on the market on or after 16 Oct 1979

In force from 1979-10-16: the stored source note gives the Federal Register publication of the section text; no separate commencement date is stated.

“Warning—Contains an ingredient that can penetrate your skin and has been determined to cause cancer in laboratory animals.”
21 CFR 740.18(a) · fetched 2026-10-09US National Archives / Office of the Federal Register (eCFR): 21 CFR parts 700, 701, 740(opens in a new tab)
WarningUS-CA
N-Methyl-N-Formylhydrazine (CAS 758-17-8)

Warning required when exposure exceeds the threshold (no NSRL listed for this row)

This product can expose you to N-Methyl-N-Formylhydrazine, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

Exemptions (1)

No warning is required where the exposure poses no significant risk of cancer (at or below the NSRL).

a warning is not required if the business causing the exposure can demonstrate that the exposure occurs at a level that poses “no significant risk
Appendix A (summary), Exposures that pose no significant risk of cancer (excerpt) · fetched 2026-10-08California OAG / OEHHA: 27 CCR 27001(opens in a new tab)

Official text, current to 31 Jul 2026. OEHHA's own Prop 65 list (XLSX), list dated July 31, 2026.

  • Seller has 10 or more employees
  • Your business has 10 or more employees and the product knowingly and intentionally exposes someone in California to this chemical

Depends on: number of employees at the seller

Takes effect 8 Dec 2026

Applies to products sold on or after 8 Dec 2026

Listed 2025-12-08 (cancer). Grace period: "Proposition 65 warning requirements do not apply until 12 months after the chemical has been listed" (Appendix A); listing date plus 12 months.

Chemical
N-Methyl-N-Formylhydrazine
Type of toxicity
cancer
Listed by
the State's Qualified Experts (SQE)
CAS No.
758-17-8
Date listed
8 Dec 2025

Prop 65 list row: N-Methyl-N-Formylhydrazine · fetched 2026-10-08

California OEHHA: 27 CCR 27001(opens in a new tab)
WarningUS-CA
Bisphenol S (BPS) (CAS 80-09-1)

Warning required when exposure exceeds the threshold (no MADL listed for this row)

This product can expose you to Bisphenol S (BPS), which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Exemptions (1)

No warning is required for a reproductive toxicant where the exposure will produce no observable effect at 1,000 times the level in question (at or below the MADL).

“a warning is not required if the business causing the exposure can demonstrate that the exposure will produce no observable effect, even at 1,000 times the level in question.”
Appendix A (summary), Exposures that will produce no observable reproductive effect (excerpt) · fetched 2026-10-08California OAG / OEHHA: 27 CCR 27001(opens in a new tab)

Official text, current to 31 Jul 2026. OEHHA's own Prop 65 list (XLSX), list dated July 31, 2026.

  • Seller has 10 or more employees
  • Your business has 10 or more employees and the product knowingly and intentionally exposes someone in California to this chemical

Depends on: number of employees at the seller

Takes effect 8 Dec 2026

Applies to products sold on or after 8 Dec 2026

Listed 2025-12-08 (developmental). Grace period: "Proposition 65 warning requirements do not apply until 12 months after the chemical has been listed" (Appendix A); listing date plus 12 months.

Chemical
Bisphenol S (BPS)
Type of toxicity
developmental toxicity
Listed by
the State's Qualified Experts (SQE)
CAS No.
80-09-1
Date listed
8 Dec 2025

Prop 65 list row: Bisphenol S (BPS) · fetched 2026-10-08

California OEHHA: 27 CCR 27001(opens in a new tab)
WarningUS-CA
Tacrolimus (CAS 104987-11-3)

Warning required when exposure exceeds the threshold (no NSRL listed for this row)

This product can expose you to Tacrolimus, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

Exemptions (1)

No warning is required where the exposure poses no significant risk of cancer (at or below the NSRL).

a warning is not required if the business causing the exposure can demonstrate that the exposure occurs at a level that poses “no significant risk
Appendix A (summary), Exposures that pose no significant risk of cancer (excerpt) · fetched 2026-10-08California OAG / OEHHA: 27 CCR 27001(opens in a new tab)

Official text, current to 31 Jul 2026. OEHHA's own Prop 65 list (XLSX), list dated July 31, 2026.

  • Seller has 10 or more employees
  • Your business has 10 or more employees and the product knowingly and intentionally exposes someone in California to this chemical

Depends on: number of employees at the seller

Takes effect 17 Jul 2027

Applies to products sold on or after 17 Jul 2027

Listed 2026-07-17 (cancer). Grace period: "Proposition 65 warning requirements do not apply until 12 months after the chemical has been listed" (Appendix A); listing date plus 12 months.

Chemical
Tacrolimus
Type of toxicity
cancer
Listed by
the Labor Code (LC)
CAS No.
104987-11-3
Date listed
17 Jul 2026

Prop 65 list row: Tacrolimus · fetched 2026-10-08

California OEHHA: 27 CCR 27001(opens in a new tab)
WarningUS-CA
Hydrochlorothiazide

Warning required when exposure exceeds the threshold (no NSRL listed for this row)

This product can expose you to Hydrochlorothiazide, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

Exemptions (1)

No warning is required where the exposure poses no significant risk of cancer (at or below the NSRL).

a warning is not required if the business causing the exposure can demonstrate that the exposure occurs at a level that poses “no significant risk
Appendix A (summary), Exposures that pose no significant risk of cancer (excerpt) · fetched 2026-10-08California OAG / OEHHA: 27 CCR 27001(opens in a new tab)

Official text, current to 31 Jul 2026. OEHHA's own Prop 65 list (XLSX), list dated July 31, 2026.

  • Seller has 10 or more employees
  • Your business has 10 or more employees and the product knowingly and intentionally exposes someone in California to this chemical

Depends on: number of employees at the seller

Takes effect 17 Jul 2027

Applies to products sold on or after 17 Jul 2027

Listed 2026-07-17 (cancer). Grace period: "Proposition 65 warning requirements do not apply until 12 months after the chemical has been listed" (Appendix A); listing date plus 12 months.

Chemical
Hydrochlorothiazide
Type of toxicity
cancer
Listed by
the Labor Code (LC)
CAS No.
58-93-5; 125727-50-6; 8049-49-8
Date listed
17 Jul 2026

Prop 65 list row: Hydrochlorothiazide · fetched 2026-10-08

California OEHHA: 27 CCR 27001(opens in a new tab)
WarningUS-CA
Voriconazole

Warning required when exposure exceeds the threshold (no NSRL listed for this row)

This product can expose you to Voriconazole, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

Exemptions (1)

No warning is required where the exposure poses no significant risk of cancer (at or below the NSRL).

a warning is not required if the business causing the exposure can demonstrate that the exposure occurs at a level that poses “no significant risk
Appendix A (summary), Exposures that pose no significant risk of cancer (excerpt) · fetched 2026-10-08California OAG / OEHHA: 27 CCR 27001(opens in a new tab)

Official text, current to 31 Jul 2026. OEHHA's own Prop 65 list (XLSX), list dated July 31, 2026.

  • Seller has 10 or more employees
  • Your business has 10 or more employees and the product knowingly and intentionally exposes someone in California to this chemical

Depends on: number of employees at the seller

Takes effect 17 Jul 2027

Applies to products sold on or after 17 Jul 2027

Listed 2026-07-17 (cancer). Grace period: "Proposition 65 warning requirements do not apply until 12 months after the chemical has been listed" (Appendix A); listing date plus 12 months.

Chemical
Voriconazole
Type of toxicity
cancer
Listed by
the Labor Code (LC)
CAS No.
137234-62-9; 188416-29-7; 173967-54-9
Date listed
17 Jul 2026

Prop 65 list row: Voriconazole · fetched 2026-10-08

California OEHHA: 27 CCR 27001(opens in a new tab)
WarningUS-CA
Welding Fumes

Warning required when exposure exceeds the threshold (no NSRL listed for this row)

This product can expose you to Welding Fumes, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

Exemptions (1)

No warning is required where the exposure poses no significant risk of cancer (at or below the NSRL).

a warning is not required if the business causing the exposure can demonstrate that the exposure occurs at a level that poses “no significant risk
Appendix A (summary), Exposures that pose no significant risk of cancer (excerpt) · fetched 2026-10-08California OAG / OEHHA: 27 CCR 27001(opens in a new tab)

Official text, current to 31 Jul 2026. OEHHA's own Prop 65 list (XLSX), list dated July 31, 2026.

  • Seller has 10 or more employees
  • Your business has 10 or more employees and the product knowingly and intentionally exposes someone in California to this chemical

Depends on: number of employees at the seller

Takes effect 17 Jul 2027

Applies to products sold on or after 17 Jul 2027

Listed 2026-07-17 (cancer). Grace period: "Proposition 65 warning requirements do not apply until 12 months after the chemical has been listed" (Appendix A); listing date plus 12 months.

Chemical
Welding Fumes
Type of toxicity
cancer
Listed by
the Labor Code (LC)
CAS No.
none given
Date listed
17 Jul 2026

Prop 65 list row: Welding Fumes · fetched 2026-10-08

California OEHHA: 27 CCR 27001(opens in a new tab)
BanEU
Triphenyl Phosphate (CAS 115-86-6)

Banned

Consolidated text (not the authentic legal edition), current to 18 May 2026. EUR-Lex consolidated text: a documentation tool without legal effect; the acts published in the Official Journal are authentic. Consolidated version CELEX 02009R1223-20260518 from the Publications Office, the latest when read.

Every product in the category

Takes effect 1 Jan 2027

Applies to products placed on the market on or after 1 Jan 2027

Row footnote: products containing the substance shall not be placed on the Union market from 2027-01-01 and not be made available from 2028-07-01. The row-level date is read from the annex footnote (EU).

From the consolidated text: Triphenyl Phosphate (13) · 115-86-6 · 204-112-2

LimitEU
Benzyl Salicylate (2-hydroxybenzoic acid phenylmethyl ester; CAS 118-58-1)

Limit 0.5 % (content basis)

In the finished (ready for use) cosmetic product. Maximum concentration cell: (b) 0,5 %. Field of application: (b) Rinse-off skin and hair products (except shower gel/bath products).

Consolidated text (not the authentic legal edition), current to 18 May 2026. EUR-Lex consolidated text: a documentation tool without legal effect; the acts published in the Official Journal are authentic. Consolidated version CELEX 02009R1223-20260518 from the Publications Office, the latest when read.

  • Rinse-off product

Depends on: rinse off

Takes effect 1 Jan 2027

Applies to products placed on the market on or after 1 Jan 2027

Row footnote: products containing the substance shall not be placed on the Union market from 2027-01-01 and not be made available from 2028-07-01. The row-level date is read from the annex footnote (EU).

From the consolidated text: (b) Rinse-off skin and hair products (except shower gel/bath products) · (b) 0,5 %

LimitEU
Citral Geranial (CAS 5392-40-5)

Limit 1.2 % (content basis)

In the finished (ready for use) cosmetic product. Maximum concentration cell: (h) 1,2 %. Field of application: (h) Skin and hair rinse-off products.

Consolidated text (not the authentic legal edition), current to 18 May 2026. EUR-Lex consolidated text: a documentation tool without legal effect; the acts published in the Official Journal are authentic. Consolidated version CELEX 02009R1223-20260518 from the Publications Office, the latest when read.

  • Rinse-off product

Depends on: rinse off

Takes effect 1 Jan 2027

Applies to products placed on the market on or after 1 Jan 2027

Row footnote: products containing the substance shall not be placed on the Union market from 2027-01-01 and not be made available from 2028-08-01. The row-level date is read from the annex footnote (EU).

From the consolidated text: (h) Skin and hair rinse-off products · (h) 1,2 %

  • LabelUS
    4-Methoxy-m-phenylenediamine (2,4-diaminoanisole) and its sulfate

    Label required

    Warning—Contains an ingredient that can penetrate your skin and has been determined to cause cancer in laboratory animals.

    Consolidated text (not the authentic legal edition), current to 7 Oct 2026. eCFR is an editorial compilation of the CFR, not the official legal edition; current to 2026-10-07 per the eCFR.

    Applies when

    Every product in the category

    Effective

    Stayed, not currently enforceable

    Applies to products placed on the market on or after 16 Oct 1979

    In force from 1979-10-16: the stored source note gives the Federal Register publication of the section text; no separate commencement date is stated.

    Source
    “Warning—Contains an ingredient that can penetrate your skin and has been determined to cause cancer in laboratory animals.”
    21 CFR 740.18(a) · fetched 2026-10-09US National Archives / Office of the Federal Register (eCFR): 21 CFR parts 700, 701, 740(opens in a new tab)
  • WarningUS-CA
    N-Methyl-N-Formylhydrazine (CAS 758-17-8)

    Warning required when exposure exceeds the threshold (no NSRL listed for this row)

    This product can expose you to N-Methyl-N-Formylhydrazine, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

    Exemptions (1)

    No warning is required where the exposure poses no significant risk of cancer (at or below the NSRL).

    a warning is not required if the business causing the exposure can demonstrate that the exposure occurs at a level that poses “no significant risk
    Appendix A (summary), Exposures that pose no significant risk of cancer (excerpt) · fetched 2026-10-08California OAG / OEHHA: 27 CCR 27001(opens in a new tab)

    Official text, current to 31 Jul 2026. OEHHA's own Prop 65 list (XLSX), list dated July 31, 2026.

    Applies when
    • Seller has 10 or more employees
    • Your business has 10 or more employees and the product knowingly and intentionally exposes someone in California to this chemical

    Depends on: number of employees at the seller

    Effective

    Takes effect 8 Dec 2026

    Applies to products sold on or after 8 Dec 2026

    Listed 2025-12-08 (cancer). Grace period: "Proposition 65 warning requirements do not apply until 12 months after the chemical has been listed" (Appendix A); listing date plus 12 months.

    Source
    Chemical
    N-Methyl-N-Formylhydrazine
    Type of toxicity
    cancer
    Listed by
    the State's Qualified Experts (SQE)
    CAS No.
    758-17-8
    Date listed
    8 Dec 2025

    Prop 65 list row: N-Methyl-N-Formylhydrazine · fetched 2026-10-08

    California OEHHA: 27 CCR 27001(opens in a new tab)
  • WarningUS-CA
    Bisphenol S (BPS) (CAS 80-09-1)

    Warning required when exposure exceeds the threshold (no MADL listed for this row)

    This product can expose you to Bisphenol S (BPS), which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

    Exemptions (1)

    No warning is required for a reproductive toxicant where the exposure will produce no observable effect at 1,000 times the level in question (at or below the MADL).

    “a warning is not required if the business causing the exposure can demonstrate that the exposure will produce no observable effect, even at 1,000 times the level in question.”
    Appendix A (summary), Exposures that will produce no observable reproductive effect (excerpt) · fetched 2026-10-08California OAG / OEHHA: 27 CCR 27001(opens in a new tab)

    Official text, current to 31 Jul 2026. OEHHA's own Prop 65 list (XLSX), list dated July 31, 2026.

    Applies when
    • Seller has 10 or more employees
    • Your business has 10 or more employees and the product knowingly and intentionally exposes someone in California to this chemical

    Depends on: number of employees at the seller

    Effective

    Takes effect 8 Dec 2026

    Applies to products sold on or after 8 Dec 2026

    Listed 2025-12-08 (developmental). Grace period: "Proposition 65 warning requirements do not apply until 12 months after the chemical has been listed" (Appendix A); listing date plus 12 months.

    Source
    Chemical
    Bisphenol S (BPS)
    Type of toxicity
    developmental toxicity
    Listed by
    the State's Qualified Experts (SQE)
    CAS No.
    80-09-1
    Date listed
    8 Dec 2025

    Prop 65 list row: Bisphenol S (BPS) · fetched 2026-10-08

    California OEHHA: 27 CCR 27001(opens in a new tab)
  • WarningUS-CA
    Tacrolimus (CAS 104987-11-3)

    Warning required when exposure exceeds the threshold (no NSRL listed for this row)

    This product can expose you to Tacrolimus, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

    Exemptions (1)

    No warning is required where the exposure poses no significant risk of cancer (at or below the NSRL).

    a warning is not required if the business causing the exposure can demonstrate that the exposure occurs at a level that poses “no significant risk
    Appendix A (summary), Exposures that pose no significant risk of cancer (excerpt) · fetched 2026-10-08California OAG / OEHHA: 27 CCR 27001(opens in a new tab)

    Official text, current to 31 Jul 2026. OEHHA's own Prop 65 list (XLSX), list dated July 31, 2026.

    Applies when
    • Seller has 10 or more employees
    • Your business has 10 or more employees and the product knowingly and intentionally exposes someone in California to this chemical

    Depends on: number of employees at the seller

    Effective

    Takes effect 17 Jul 2027

    Applies to products sold on or after 17 Jul 2027

    Listed 2026-07-17 (cancer). Grace period: "Proposition 65 warning requirements do not apply until 12 months after the chemical has been listed" (Appendix A); listing date plus 12 months.

    Source
    Chemical
    Tacrolimus
    Type of toxicity
    cancer
    Listed by
    the Labor Code (LC)
    CAS No.
    104987-11-3
    Date listed
    17 Jul 2026

    Prop 65 list row: Tacrolimus · fetched 2026-10-08

    California OEHHA: 27 CCR 27001(opens in a new tab)
  • WarningUS-CA
    Hydrochlorothiazide

    Warning required when exposure exceeds the threshold (no NSRL listed for this row)

    This product can expose you to Hydrochlorothiazide, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

    Exemptions (1)

    No warning is required where the exposure poses no significant risk of cancer (at or below the NSRL).

    a warning is not required if the business causing the exposure can demonstrate that the exposure occurs at a level that poses “no significant risk
    Appendix A (summary), Exposures that pose no significant risk of cancer (excerpt) · fetched 2026-10-08California OAG / OEHHA: 27 CCR 27001(opens in a new tab)

    Official text, current to 31 Jul 2026. OEHHA's own Prop 65 list (XLSX), list dated July 31, 2026.

    Applies when
    • Seller has 10 or more employees
    • Your business has 10 or more employees and the product knowingly and intentionally exposes someone in California to this chemical

    Depends on: number of employees at the seller

    Effective

    Takes effect 17 Jul 2027

    Applies to products sold on or after 17 Jul 2027

    Listed 2026-07-17 (cancer). Grace period: "Proposition 65 warning requirements do not apply until 12 months after the chemical has been listed" (Appendix A); listing date plus 12 months.

    Source
    Chemical
    Hydrochlorothiazide
    Type of toxicity
    cancer
    Listed by
    the Labor Code (LC)
    CAS No.
    58-93-5; 125727-50-6; 8049-49-8
    Date listed
    17 Jul 2026

    Prop 65 list row: Hydrochlorothiazide · fetched 2026-10-08

    California OEHHA: 27 CCR 27001(opens in a new tab)
  • WarningUS-CA
    Voriconazole

    Warning required when exposure exceeds the threshold (no NSRL listed for this row)

    This product can expose you to Voriconazole, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

    Exemptions (1)

    No warning is required where the exposure poses no significant risk of cancer (at or below the NSRL).

    a warning is not required if the business causing the exposure can demonstrate that the exposure occurs at a level that poses “no significant risk
    Appendix A (summary), Exposures that pose no significant risk of cancer (excerpt) · fetched 2026-10-08California OAG / OEHHA: 27 CCR 27001(opens in a new tab)

    Official text, current to 31 Jul 2026. OEHHA's own Prop 65 list (XLSX), list dated July 31, 2026.

    Applies when
    • Seller has 10 or more employees
    • Your business has 10 or more employees and the product knowingly and intentionally exposes someone in California to this chemical

    Depends on: number of employees at the seller

    Effective

    Takes effect 17 Jul 2027

    Applies to products sold on or after 17 Jul 2027

    Listed 2026-07-17 (cancer). Grace period: "Proposition 65 warning requirements do not apply until 12 months after the chemical has been listed" (Appendix A); listing date plus 12 months.

    Source
    Chemical
    Voriconazole
    Type of toxicity
    cancer
    Listed by
    the Labor Code (LC)
    CAS No.
    137234-62-9; 188416-29-7; 173967-54-9
    Date listed
    17 Jul 2026

    Prop 65 list row: Voriconazole · fetched 2026-10-08

    California OEHHA: 27 CCR 27001(opens in a new tab)
  • WarningUS-CA
    Welding Fumes

    Warning required when exposure exceeds the threshold (no NSRL listed for this row)

    This product can expose you to Welding Fumes, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

    Exemptions (1)

    No warning is required where the exposure poses no significant risk of cancer (at or below the NSRL).

    a warning is not required if the business causing the exposure can demonstrate that the exposure occurs at a level that poses “no significant risk
    Appendix A (summary), Exposures that pose no significant risk of cancer (excerpt) · fetched 2026-10-08California OAG / OEHHA: 27 CCR 27001(opens in a new tab)

    Official text, current to 31 Jul 2026. OEHHA's own Prop 65 list (XLSX), list dated July 31, 2026.

    Applies when
    • Seller has 10 or more employees
    • Your business has 10 or more employees and the product knowingly and intentionally exposes someone in California to this chemical

    Depends on: number of employees at the seller

    Effective

    Takes effect 17 Jul 2027

    Applies to products sold on or after 17 Jul 2027

    Listed 2026-07-17 (cancer). Grace period: "Proposition 65 warning requirements do not apply until 12 months after the chemical has been listed" (Appendix A); listing date plus 12 months.

    Source
    Chemical
    Welding Fumes
    Type of toxicity
    cancer
    Listed by
    the Labor Code (LC)
    CAS No.
    none given
    Date listed
    17 Jul 2026

    Prop 65 list row: Welding Fumes · fetched 2026-10-08

    California OEHHA: 27 CCR 27001(opens in a new tab)
  • BanEU
    Triphenyl Phosphate (CAS 115-86-6)

    Banned

    Consolidated text (not the authentic legal edition), current to 18 May 2026. EUR-Lex consolidated text: a documentation tool without legal effect; the acts published in the Official Journal are authentic. Consolidated version CELEX 02009R1223-20260518 from the Publications Office, the latest when read.

    Applies when

    Every product in the category

    Effective

    Takes effect 1 Jan 2027

    Applies to products placed on the market on or after 1 Jan 2027

    Row footnote: products containing the substance shall not be placed on the Union market from 2027-01-01 and not be made available from 2028-07-01. The row-level date is read from the annex footnote (EU).

    Source

    From the consolidated text: Triphenyl Phosphate (13) · 115-86-6 · 204-112-2

  • LimitEU
    Benzyl Salicylate (2-hydroxybenzoic acid phenylmethyl ester; CAS 118-58-1)

    Limit 0.5 % (content basis)

    In the finished (ready for use) cosmetic product. Maximum concentration cell: (b) 0,5 %. Field of application: (b) Rinse-off skin and hair products (except shower gel/bath products).

    Consolidated text (not the authentic legal edition), current to 18 May 2026. EUR-Lex consolidated text: a documentation tool without legal effect; the acts published in the Official Journal are authentic. Consolidated version CELEX 02009R1223-20260518 from the Publications Office, the latest when read.

    Applies when
    • Rinse-off product

    Depends on: rinse off

    Effective

    Takes effect 1 Jan 2027

    Applies to products placed on the market on or after 1 Jan 2027

    Row footnote: products containing the substance shall not be placed on the Union market from 2027-01-01 and not be made available from 2028-07-01. The row-level date is read from the annex footnote (EU).

    Source

    From the consolidated text: (b) Rinse-off skin and hair products (except shower gel/bath products) · (b) 0,5 %

  • LimitEU
    Citral Geranial (CAS 5392-40-5)

    Limit 1.2 % (content basis)

    In the finished (ready for use) cosmetic product. Maximum concentration cell: (h) 1,2 %. Field of application: (h) Skin and hair rinse-off products.

    Consolidated text (not the authentic legal edition), current to 18 May 2026. EUR-Lex consolidated text: a documentation tool without legal effect; the acts published in the Official Journal are authentic. Consolidated version CELEX 02009R1223-20260518 from the Publications Office, the latest when read.

    Applies when
    • Rinse-off product

    Depends on: rinse off

    Effective

    Takes effect 1 Jan 2027

    Applies to products placed on the market on or after 1 Jan 2027

    Row footnote: products containing the substance shall not be placed on the Union market from 2027-01-01 and not be made available from 2028-08-01. The row-level date is read from the annex footnote (EU).

    Source

    From the consolidated text: (h) Skin and hair rinse-off products · (h) 1,2 %

All dated changes

Records

Recalls and alerts

Recalls, safety alerts and Prop 65 notices that name Hair care and colour, with a link to the original. A Prop 65 notice is a claim by the sender, not a ruling.

770 records dated 5 Jan 2023 to 23 Oct 2026. Most recent shown.

Show the 8 most recent records

Sub-categories

Further rules in sub-categories

These apply only to the sub-categories below, not to the whole category.

See also

Related categories

  • Cosmetics and personal care

    Cosmetic products as defined in EU Reg. 1223/2009 Art. 2, FD&C Act sec. 201(i), the Korean Cosmetics Act and the Japanese PMD Act: substances or mixtures for external parts of the body, teeth or mucous membranes of the mouth, to clean, perfume, change appearance, protect, keep in good condition or correct body odours. Tattoo inks, drugs, devices and quasi-drug claims (JP/KR functional claims, US OTC drug claims) are flagged with attributes or claims, not separate roots.

  • Shampoo and conditioner

    Rinse-off hair washing and conditioning products.

  • Hair styling

    Leave-on gels, sprays, mousses, waxes and treatments (often aerosol).

  • Oxidative hair dye

    Permanent and demi-permanent dyes needing an oxidising agent (EU Annex III: hair dye substances, mixing, warnings).

  • Non-oxidative hair dye

    Semi-permanent and temporary dyes without an oxidising agent.

  • Hair waving and straightening

    Permanent wave, relaxer and smoothing products (thioglycolates, hydroxides, formaldehyde releasers).

  • Skin care

    Face and body skin products, sun protection and exfoliants.

  • Nail products

    Nail polish, care and artificial nail systems.

Alerts

Get an email when these rules change.

Check a product free, no account needed. Save it, and you see when a rule that affects it changes, and Team emails you the day it does.

Check a productStart a workspace

Free for 10 products. Email alerts from $39 a month. See pricing