# International Building Code > The 2009 International Building Code, incorporated by reference into the Virginia Uniform Statewide Building Code (13VAC5-63), effective March 1, 2011. - Canonical: https://harth.build/resources/building-codes/us-states/virginia/ibc-2009/ - Last updated: 2026-06-25 ## Direct answer and reference scope International Building Code is presented here as a reference within the IBC 2009 collection for Virginia. The 2009 International Building Code, incorporated by reference into the Virginia Uniform Statewide Building Code (13VAC5-63), effective March 1, 2011. Use the [Virginia Department of Housing and Community Development](https://www.dhcd.virginia.gov/virginia-uniform-statewide-building-code-usbc) 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._ Virginia's 2009-cycle Uniform Statewide Building Code incorporated the 2009 IBC by reference, effective March 1, 2011, for buildings other than detached one- and two-family dwellings; Virginia applies its own amendments on top. It governs how buildings are classified, sized, and made safe to occupy The full text below is reproduced from the 2009 edition as adopted into law, sourced from public.resource.org. --- - Continue in Harth (open this topic in the Harth agent): https://app.harth.build/?context=%2Fresources%2Fbuilding-codes%2Fus-states%2Fvirginia%2Fibc-2009%2F - View this page in a browser: https://harth.build/resources/building-codes/us-states/virginia/ibc-2009/ - All resources for agents: https://harth.build/llms.txt