HB 49 Maryland House of Delegates · 2025 Regular Session

Environment - Building Energy Performance Standards - Alterations and Analysis

HB 49 establishes new energy efficiency requirements for major building alterations in Maryland. It directly affects building owners and developers who undertake significant renovations or modifications to existing structures. The bill mandates that these alterations must meet specific energy performance standards, requiring owners to conduct energy analyses and implement upgrades to improve efficiency. This law, now enacted under Maryland's constitution, creates a concrete policy change for commercial and residential building projects requiring substantial work.
Bill status signed all 5 stages cleared
Introduction
Oct 2024
Committee Review
Apr 2025
House of Delegates Passage
Apr 2025
Senate Passage
Apr 2025
Signed into Law
May 2025
Introduced Oct 9, 2024 Signed May 25, 2025
Floor votes · Senate Mar 21, 2025 · House of Delegates Mar 24, 2025

How they voted

374
Passed · 5 other
Total votes 46
Mar 21, 2025
D Democratic33
28 Yea 5
84% Yea
R Republican13
9 Yea 4 Nay
69% Yea
Vote distribution
All Yea All Nay Mixed No data
Full legislative history

Actions timeline

Total actions
21
Key actions
11
Committee
6
Amendments
3
Apr 7, 2025
Lower · Passed
Passed Enrolled
lower
Apr 7, 2025
Lower · Passed
Third Reading Passed
lower
Apr 7, 2025
Introduced
House Concurs Senate Amendments
lower
Apr 5, 2025
Upper · Passed
Third Reading Passed
upper
Apr 5, 2025
Introduced
Floor Amendment {
upper
Apr 5, 2025
Upper · Passed
Favorable with Amendments {
upper
Apr 5, 2025
Upper · Passed
Favorable with Amendments Report by Education, Energy, and the Environment
upper
Mar 24, 2025
House Of Delegates · Passed
House of Delegates Vote: pass (99-38-2)
house of delegates
Mar 21, 2025
Senate · Passed
Senate Vote: pass (37-4-5)
senate
Mar 17, 2025
Committee
Referred Education, Energy, and the Environment
upper
Mar 17, 2025
Lower · Passed
Third Reading Passed
lower
Mar 14, 2025
Introduced
Floor Amendment {
lower
Mar 13, 2025
Lower · Passed
Motion Special Order until 03/14 (Delegate Korman) Adopted
lower
Mar 13, 2025
Lower · Passed
Favorable with Amendments {
lower
Mar 12, 2025
Lower · Passed
Favorable with Amendments Report by Environment and Transportation
lower
Jan 8, 2025
Committee
First Reading Environment and Transportation
lower
Oct 9, 2024
Introduced
Pre-filed
lower
0 primary · 0 co-sponsors

Sponsors

No sponsor information available.