On and after July 1, 2027, a manufacturer of a hair relaxer product or a hairpiece product (covered hair product) is prohibited from selling or distributing a covered hair product in the state that contains an intentionally added carcinogen or reproductive toxicant unless the covered hair product has a warning label that notifies the consumer that the covered hair product contains an intentionally added carcinogen or reproductive toxicant, which warning label must comply with certain requirements depending on whether the covered hair product contains an intentionally added carcinogen, an intentionally added reproductive toxicant, or both (warning label requirement). The warning label requirement does not apply to a covered hair product that is sold or distributed to a commercial entity for professional use. On and after July 1, 2028, the attorney general may adopt rules updating the warning label requirement. A violation of the warning label requirement constitutes a deceptive trade practice.(Note: This summary applies to this bill as enacted.)
Colorado HB 1135 (2026A) — Transparency of Chemicals Used in Hair Products
On and after July 1, 2027, a manufacturer of a hair relaxer product or a hairpiece product (covered hair product) is prohibited from selling or distributing a covered hair product in the state that contains an intentionally added carcinogen or reproductive toxicant unless the covered hair product has a warning label that notifies the consumer that the covered hair product contains an intentionally added carcinogen or reproductive toxicant, which warning label must comply with certain requirements depending on whether the covered hair product contains an intentionally added carcinogen, an intentionally added reproductive toxicant, or both (warning label requirement). The warning label requirement does not apply to a covered hair product that is sold or distributed to a commercial entity for professional use. On and after July 1, 2028, the attorney general may adopt rules updating the warning label requirement. A violation of the warning label requirement constitutes a deceptive trade practice.(Note: This summary applies to this bill as enacted.)
Version chain
The bill's text revisions, in order — the diff chain from filing to enrollment.
Refer House Bill 26-1135, as amended, to the Committee of the Whole and with a recommendation that it be placed on the consent calendar. — pass (pass) · upper
Adopt amendment L.004 — pass (pass) · upper
REPASS — pass (pass) · upper
Adopt amendment L.003 — pass (pass) · upper
Refer House Bill 26-1135, as amended, to the Committee of the Whole. — pass (pass) · lower
BILL — pass (pass) · lower
CONCUR — pass (pass) · upper
Adopt amendment L.001 — pass (pass) · lower
Sponsors
A. Benavidez — primary (person)
J. Joseph — primary (person)
J. Marchman — primary (person)
R. English — primary (person)
A. Valdez — cosponsor (person)
C. Kipp — cosponsor (person)
C. Kolker — cosponsor (person)
E. Sirota — cosponsor (person)
I. Jodeh — cosponsor (person)
J. Amabile — cosponsor (person)
J. Bacon — cosponsor (person)
J. Coleman — cosponsor (person)
J. Danielson — cosponsor (person)
J. Jackson — cosponsor (person)
J. Mabrey — cosponsor (person)
J. Phillips — cosponsor (person)
K. Brown — cosponsor (person)
K. Nguyen — cosponsor (person)
L. Cutter — cosponsor (person)
L. Goldstein — cosponsor (person)
M. Carter — cosponsor (person)
M. Duran — cosponsor (person)
M. Lindsay — cosponsor (person)
M. Rutinel — cosponsor (person)
M. Snyder — cosponsor (person)
M. Weissman — cosponsor (person)
N. Hinrichsen — cosponsor (person)
N. Ricks — cosponsor (person)
R. Rodriguez — cosponsor (person)
S. Lieder — cosponsor (person)
T. Exum — cosponsor (person)
Timeline
The legislative action history — every referral, reading, and vote.
2026-05-29 Governor Signed executive-signature
2026-05-12 Sent to the Governor executive-receipt
2026-05-12 Signed by the President of the Senate passage
2026-05-12 Signed by the Speaker of the House passage
2026-04-14 House Considered Senate Amendments - Result was to Concur - Repass
2026-04-08 House Considered Senate Amendments - Result was to Laid Over Daily
2026-04-07 Senate Third Reading Passed - No Amendments passage, reading-3
2026-04-06 Senate Second Reading Passed with Amendments - Committee reading-2
2026-03-31 Senate Committee on Business, Labor, & Technology Refer Amended - Consent Calendar to Senate Committee of the Whole committee-passage
2026-03-06 Introduced In Senate - Assigned to Business, Labor, & Technology introduction
2026-03-03 House Third Reading Passed - No Amendments passage, reading-3
2026-03-02 House Second Reading Special Order - Passed with Amendments - Committee
2026-02-26 House Committee on Business Affairs & Labor Refer Amended to House Committee of the Whole committee-passage, referral-committee
2026-02-04 Introduced In House - Assigned to Business Affairs & Labor introduction
Source
OpenStates / OpenCivicData bulk snapshot 2026-07-01; origin ocd-bill/310c3fe2-92b7-4ef7-ae0d-17ed337ee230. Confidence: reported (aggregated from official Colorado legislature records).
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