Oregon Residential Specialty Code (ORSC) 2021

Oregon Residential Specialty Code (ORSC) 2021 Adoption Info

Official title 2021 Oregon Residential Specialty Code (ORSC)

Effective dates April 1, 2021 – March 31, 2023

Adopts with amendments International Residential Code 2018 (IRC 2018)

Navigational Links: Oregon Residential Specialty Code (ORSC) 2023

Oregon Structural Specialty Code (OSSC) 2014

Overview The International Residential Code (IRC) provides comprehensive standards for the construction of one- and two-family dwellings and townhouses. It includes provisions for building, plumbing, mechanical, and electrical systems.

The Oregon Residential Specialty Code (ORSC) 2021 adopts the International Residential Code 2018 (IRC 2018) with amendments and additions to address Oregon’s specific needs, including seismic considerations, energy efficiency, and environmental sustainability. This code ensures that residential buildings are constructed safely and sustainably, considering the unique risks and requirements of the region.