905. REQUIREMENTS FOR ROOF COVERINGS

R905 REQUIREMENTS FOR ROOF COVERINGS Insert a new Section R905.1.3 into the Residential Code to read as follows: R905.1.3 Cool Roof Requirements. Roof coverings for roof slopes less than or equal to two units vertical in 12 units horizontal (17 percent slope or less) shall comply with Section R402.6 of the Energy Conservation Code - Residential Provisions. SOURCE: Final Rulemaking published at 67 DCR 6033 (May 29, 2020 – Part 2). The District of Columbia Residential Code (2017), referred to as the “Residential Code,” consists of the 2015 edition of the International Residential Code (International Residential Code), published by the International Code Council (ICC), as amended by the Residential Code Supplement of 2017 (12-B DCMR). The International Residential Code is copyrighted by the ICC and therefore is not republished here. However, a copy of the text may be obtained at https://codes.iccsafe.org/public/document/IRC2015. District of Columbia Municipal Regulations Residential Code Supplement of 2017 12-B DCMR § R905