HB 870 — Maryland
Environment - Permit Applications for New Buildings - Notice (Large Buildings for Tomorrow Act)
Requiring, beginning on July 1, 2026, a county or municipality to notify the Department of the Environment within 10 business days after a county or municipality accepts the permit application for a new building that has a proposed gross floor area of 35,000 square feet or more.
Latest action: Approved by the Governor - Chapter 412 · May 12, 2026
Synopsis written by the legislature's own staff, as published on the official bill page. Status label is derived from the recorded actions. The full text below is the record.
Committees: Environment and Transportation (House of Delegates); Education, Energy, and the Environment (Senate)
Updated May 19, 2026
Timeline
First Reading Environment and Transportation
Feb 4, 2026 · House of Delegates
Hearing 2/25 at 1:00 p.m.
Feb 5, 2026 · House of Delegates
Favorable with Amendments Report by Environment and Transportation
Mar 19, 2026 · House of Delegates
Favorable with Amendments {
Mar 19, 2026 · House of Delegates
Second Reading Passed with Amendments
Mar 19, 2026 · House of Delegates
Third Reading Passed
Mar 19, 2026 · House of Delegates
Referred Education, Energy, and the Environment
Mar 20, 2026 · Senate
Hearing 3/31 at 1:00 p.m.
Mar 20, 2026 · Senate
Favorable Report by Education, Energy, and the Environment
Apr 9, 2026 · Senate
Favorable Adopted
Apr 9, 2026 · Senate
Second Reading Passed
Apr 9, 2026 · Senate
Third Reading Passed
Apr 13, 2026 · Senate
Returned Passed
Apr 13, 2026 · House of Delegates
Approved by the Governor - Chapter 412
May 12, 2026 · executive
Sponsored by Marc Korman, Adrian Boafo, Dylan Behler, Regina Boyce, Linda Foley, Jeff Long, Robbyn Lewis, Dana Stein
House of Delegates vote — 92–37
On Third Reading · Mar 7, 2026 · result: pass
92 yea · 37 nay · 12 absent, excused, abstain or not voting
Senate vote — 38–9
On Third Reading · Mar 25, 2026 · result: pass
38 yea · 9 nay · 0 absent, excused, abstain or not voting
Official records. Maryland legislators, bills and roll-call votes from the Maryland General Assembly, imported through Open States on Oct 27, 2026 (partial import — not yet the full session). Accuracy review against the official site is still under way. Campaign-finance records for Maryland are not imported yet.