2021 International Building Code with Maryland amendments (COMAR 09.12.51, Maryland Building Performance Standards), effective May 29, 2023. Enforced by Local jurisdictions enforce; Dept of Labor, Division of Labor and Industry (Building Codes Administration) administers the standard. Verified on the primary source, re-checked weekly.
Also adopts 2021 IRC and 2021 IECC. Maryland substitutes its own Accessibility Code for IBC Ch.11, bars weakening residential sprinkler rules, and requires hotel guest-room energy shutoff controls.
Source: primary document
Statewide layer. County and city amendments sit on top; the building view resolves them from your ZIP.
No newer IBC edition adopted statewide as of Sep 2026 (2024 IBC not yet adopted)
2021 International Building Code with Maryland amendments (COMAR 09.12.51, Maryland Building Performance Standards), effective May 29, 2023. Also adopts 2021 IRC and 2021 IECC. Maryland substitutes its own Accessibility Code for IBC Ch.11, bars weakening residential sprinkler rules, and requires hotel guest-room energy shutoff controls.
Local jurisdictions enforce; Dept of Labor, Division of Labor and Industry (Building Codes Administration) administers the standard.
Nothing is scheduled. The rule above stays in force until the state adopts a newer edition or amends the program; AHJ Radar re-checks the source weekly.
One address, every authority that can cite it, and a record of who saw what. Cancel anytime. Public pages stay free.