# Maryland

- Canonical: https://harth.build/resources/building-codes/us-states/maryland/

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## Direct answer and reference scope

Maryland is presented here as a reference within the the listed code collection collection for Maryland. Use the [Maryland Building Codes Administration](https://labor.maryland.gov/labor/build/buildstatecodes.shtml) to confirm the code edition currently adopted for the project, and compare the model text with state amendments, local amendments, effective dates and the permit authority's interpretation. The [ICC code library](https://codes.iccsafe.org/codes) is the model-code publication path. This Harth page is a searchable reference transcription, not an official code publication, legal opinion or confirmation that this edition controls a particular address. Record the project jurisdiction, application date, occupancy, construction type and amendment set before relying on a section. Where this page conflicts with an official publication or the authority having jurisdiction, the official source controls.

_Authored and prepared by Harth. Review scope: official verification path added; code text and current local applicability have not been independently reviewed._

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Maryland sets statewide minimum construction standards through the Maryland Building Performance Standards (MBPS), codified at COMAR 09.12.51 and administered by the Department of Labor. The 2010 MBPS incorporated by reference the 2009 editions of the IBC, IRC, and IECC, effective January 1, 2010, until the 2012 editions took effect January 1, 2012. Local jurisdictions may amend the building provisions but not weaken the energy code. The model-code text below is the edition Maryland incorporated.

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