A 8456 New York Assembly · 2025 Regular Session

Enacts the "low-carbon building construction act"

Summary
Enacts the "low-carbon building construction act"; relates to requiring construction of any building, addition or renovation greater than 25,000 square feet meet certain standards intended to reduce the embodied carbon emissions associated with the construction.
Bill status in committee 1 of 4 stages cleared
Introduction
May 2025
Committee Review
Floor Vote
Governor
Introduced May 16, 2025 Last action May 8, 2026
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What changed between versions

A8456 A8456A · 3 edits
MINOR
The bill was amended to rename the legislation and update the section title to reflect a 'low-carbon building construction act.' The substantive policy changes include renaming the section header, reorganizing the compliance options for reducing embodied carbon, and updating the implementation timeline to require a 15% reduction in emissions for projects starting between 2030 and 2032.
Scope change
The bill's scope remains focused on new construction, additions, and renovations of 25,000 square feet or larger, but the text was reorganized to clarify compliance pathways.
DEFINITION

The section title and short title were changed from 'Embodied carbon emission reduction' to 'Low-carbon building construction' to better reflect the bill's purpose.

REQUIREMENT

The structure of compliance options was reorganized; the requirement to maintain 45% of an existing structure was moved to a new subdivision, and the whole building life-cycle assessment option was updated to include a comparison against a 'reference building.'

TIMELINE

The implementation timeline was updated to mandate a 15% reduction in embodied carbon emissions for projects commenced between January 1, 2030, and December 31, 2032.

Floor votes

How they voted

No floor votes recorded yet.
Full legislative history

Actions timeline

Total actions
4
Key actions
2
Committee
2
Amendments
2
May 8, 2026
Lower · Passed
PRINT NUMBER 8456A
lower
May 8, 2026
Lower · Passed
AMEND (T) AND RECOMMIT TO GOVERNMENTAL OPERATIONS
lower
Jan 7, 2026
Committee
REFERRED TO GOVERNMENTAL OPERATIONS
lower
May 16, 2025
Committee
REFERRED TO GOVERNMENTAL OPERATIONS
lower
1 primary · 2 co-sponsors

Sponsors