Title 24 Roofing Requirements Residential

California s building energy efficiency standards for residential and nonresidential buildings title 24 part 6 contains requirements for the thermal emittance three year aged reflectance and solar reflectance index sri of roofing materials used in new construction and re roofing projects.

Title 24 roofing requirements residential.

The title 24 standards do not require a cool roof on a residence when energy compliance is achieved using the performance method. California s building energy efficiency standards commonly known as title 24 are updated on an approximately three year cycle. The new cool roof requirements affect new construction significant repairs of existing roofs re roofing plus additions and alterations of existing buildings and homes. Cool roof shingles roofing products with high solar reflectance and thermal emittance are referred to as cool roof which is the outer layer or exterior surface of a roof.

While title 24 applies to all residential and non residential buildings in the state the specific requirements for roofs are dependent on geographic location building use residential non residential type of construction new construction additio n or re. The requirements apply to new construction and. The 2022 title 24 standards will continue to improve upon the 2019 title 24 standards for new construction of and additions and alterations to residential and nonresidential buildings.