republic-os/legislation/us/states/co/2021a/hb-21-1303.md

type, title, description, jurisdiction, legislature, session, identifier, citation, classification, subjects, status, primary_sponsors, version_count, action_count, vote_count, first_action, last_action, source, source_identifier, source_url, source_hash, vintage, source_snapshot, retrieved_at, confidence, tags

type	title	description	jurisdiction	legislature	session	identifier	citation	classification	subjects	status	primary_sponsors	version_count	action_count	vote_count	first_action	last_action	source	source_identifier	source_url	source_hash	vintage	source_snapshot	retrieved_at	confidence	tags
Bill	Global Warming Potential For Public Project Materials	The office of the state architect and the department of transportation are each required to establish policies regarding the global warming potential for specific categories of eligible materials used to construct certain public projects.The office of the state architect is required to establish a maximum acceptable global warming potential for each category of eligible material used in certain public projects under its purview. The act specifies which building materials are eligible materials. The office of the state architect is required to base the maximum acceptable global warming potential on the industry average of global warming potential emissions for that material and to express it as a number that states the maximum acceptable global warming potential for each category of eligible material.The department of transportation is required to develop policies to determine, track, and record greenhouse gas emissions for each category of eligible materials used in certain public projects under its purview in a manner consistent with criteria in an environmental product declaration.The office of the state architect and the department of transportation are both required to strive to achieve continuous reduction in greenhouse gas emissions in construction materials over time for the projects under their purview.For solicitations for certain public projects under the purview of the office of the state architect or the department of transportation issued after certain dates, the contractor that is awarded the contract is required to submit a current environmental product declaration for each eligible material proposed to be used in the public project.A contractor that is awarded a contract for certain public projects is prohibited from installing any eligible material on the project until the contractor submits an environmental product declaration for that material. If an environmental product declaration is not available for an eligible material, the contractor shall notify the relevant agency of government and install an alternative eligible material with an environmental product declaration. However, if a product meeting the policy requirements for a category of eligible materials is not reasonably priced or is not available to the contractor on a reasonable basis, the relevant agency of government may waive the requirement that the contractor submit an environmental product declaration for that eligible material before installing it.The office of the state architect and the department of transportation are required to annually report to the general assembly regarding the implementation of the act.(Note: This summary applies to this bill as enacted.)	us/states/co	Colorado General Assembly	2021A	HB 21-1303	Colorado HB 21-1303 (2021A)	bill		enacted	Barbara McLachlan Chris Hansen Tracey Bernett	10	18	5	2021-05-05T06:00:00+00:00	2021-07-06T06:00:00+00:00	openstates	ocd-bill/3622b9d4-4852-43da-a803-f2bfa38f9a68	http://leg.colorado.gov/bills/hb21-1303	7a2cbbc11801c05044f23ff446114993e04847c10523d0afa84d35d2f8c03ffc	2026-07-01	https://data.openstates.org/daily/2026-07-01/public.pgdump	2026-07-06	reported	legislation bill us-co

Colorado HB 21-1303 (2021A) — Global Warming Potential For Public Project Materials

The office of the state architect and the department of transportation are each required to establish policies regarding the global warming potential for specific categories of eligible materials used to construct certain public projects.The office of the state architect is required to establish a maximum acceptable global warming potential for each category of eligible material used in certain public projects under its purview. The act specifies which building materials are eligible materials. The office of the state architect is required to base the maximum acceptable global warming potential on the industry average of global warming potential emissions for that material and to express it as a number that states the maximum acceptable global warming potential for each category of eligible material.The department of transportation is required to develop policies to determine, track, and record greenhouse gas emissions for each category of eligible materials used in certain public projects under its purview in a manner consistent with criteria in an environmental product declaration.The office of the state architect and the department of transportation are both required to strive to achieve continuous reduction in greenhouse gas emissions in construction materials over time for the projects under their purview.For solicitations for certain public projects under the purview of the office of the state architect or the department of transportation issued after certain dates, the contractor that is awarded the contract is required to submit a current environmental product declaration for each eligible material proposed to be used in the public project.A contractor that is awarded a contract for certain public projects is prohibited from installing any eligible material on the project until the contractor submits an environmental product declaration for that material. If an environmental product declaration is not available for an eligible material, the contractor shall notify the relevant agency of government and install an alternative eligible material with an environmental product declaration. However, if a product meeting the policy requirements for a category of eligible materials is not reasonably priced or is not available to the contractor on a reasonable basis, the relevant agency of government may waive the requirement that the contractor submit an environmental product declaration for that eligible material before installing it.The office of the state architect and the department of transportation are required to annually report to the general assembly regarding the implementation of the act.(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.

1. Committee Amendment (committee substitute) — source
2. Engrossed (05/22/2021) (committee substitute) — source
3. Final Act (06/21/2021) (committee substitute) — source
4. Introduced (05/05/2021) (committee substitute) — source
5. PA1 (05/21/2021) (committee substitute) — source
6. PA2 (05/21/2021) (committee substitute) — source
7. Reengrossed (05/24/2021) (committee substitute) — source
8. Rerevised (06/01/2021) (committee substitute) — source
9. Revised (05/28/2021) (committee substitute) — source
10. Signed Act (07/06/2021) (committee substitute) — source

Votes

• BILL — 40–24 (pass) · lower
• REPASS — 41–23 (pass) · lower
• CONCUR — 41–23 (pass) · lower
• AMD — 23–39 (fail) · lower
• BILL — 21–14 (pass) · upper

Sponsors

• Barbara McLachlan — primary (person)
• Chris Hansen — primary (person)
• Tracey Bernett — primary (person)

Timeline

The legislative action history — every referral, reading, and vote.

• 2021-07-06T06:00:00+00:00 Governor Signed executive-signature
• 2021-06-21T06:00:00+00:00 Sent to the Governor executive-receipt
• 2021-06-21T06:00:00+00:00 Signed by the Speaker of the House
• 2021-06-21T06:00:00+00:00 Signed by the President of the Senate
• 2021-06-07T06:00:00+00:00 House Considered Senate Amendments - Result was to Concur - Repass
• 2021-06-02T06:00:00+00:00 House Considered Senate Amendments - Result was to Laid Over Daily
• 2021-06-01T06:00:00+00:00 Senate Third Reading Passed - No Amendments passage, reading-3
• 2021-05-28T06:00:00+00:00 Senate Second Reading Special Order - Passed with Amendments - Floor
• 2021-05-28T06:00:00+00:00 Senate Committee on Appropriations Refer Unamended to Senate Committee of the Whole committee-passage, referral-committee
• 2021-05-25T06:00:00+00:00 Senate Committee on Transportation & Energy Refer Unamended to Appropriations referral-committee
• 2021-05-25T06:00:00+00:00 House Committee on Energy & Environment Refer Unamended to Appropriations referral-committee
• 2021-05-24T06:00:00+00:00 Introduced In Senate - Assigned to Transportation & Energy introduction
• 2021-05-24T06:00:00+00:00 House Third Reading Passed - No Amendments passage, reading-3
• 2021-05-22T06:00:00+00:00 House Second Reading Special Order - Passed with Amendments - Committee
• 2021-05-21T06:00:00+00:00 House Second Reading Special Order - Laid Over Daily - No Amendments
• 2021-05-21T06:00:00+00:00 House Committee on Appropriations Refer Amended to House Committee of the Whole committee-passage, referral-committee
• 2021-05-20T06:00:00+00:00 House Committee on Energy & Environment Refer Amended to Appropriations referral-committee
• 2021-05-05T06:00:00+00:00 Introduced In House - Assigned to Energy & Environment introduction

Source

OpenStates / OpenCivicData bulk snapshot 2026-07-01; origin ocd-bill/3622b9d4-4852-43da-a803-f2bfa38f9a68. Confidence: reported (aggregated from official Colorado legislature records).