Establish national standards for mechanical insulation in federal buildings to improve energy efficiency and reduce carbon emissions.
One policy goal, tracked across every bill that has carried it.
What’s happening with Federal Mechanical Insulation Act?
The Federal Mechanical Insulation Act is currently active under H.R. 3474, which reached the House Union Calendar on February 3, 2026. House leadership must now decide to schedule a floor vote, but floor time is limited and most bills never reach this stage. No action has occurred on this bill since February 3, 2026, while the companion bill S. 4312 remains in committee as of April 15, 2026.
Updated July 9, 2026 · Generated by AI. Always verify with official sources.
Where it stands
Now carried by Federal Mechanical Insulation Act (H.R. 3474 (119th)) →
Legislative Progress
Next up: The House · Nothing moves until they act.
How we got here
Every bill that has carried this goal, oldest first.
Died with Congress · Jan 3, 2025
Died when the 118th Congress ended without final passage. Bills must be reintroduced under a new number to be revived.
Reintroduced · Jan 3, 2025
Reintroduced from H.R. 4663 (118th), which died when its Congress ended.
H.R. 4663 (118th) →
Vehicles
Who’s behind it
Randy Weber (R-TX)Wrote and sponsored the current bill.