UNSPSC 30151802: Siding

UNSPSC 30151802 Siding, a Commodity code, encompasses exterior wall covering installation and replacement work that state and local governments solicit for facility repairs, building envelope work, and infrastructure maintenance. Recent solicitations show the code capturing requests for vinyl siding replacement, Hardie plank siding installation, soffit and fascia work, and associated exterior surface preparation and painting at public facilities ranging from emergency services buildings to residential developments managed by municipal housing authorities. Issuing bodies include county boards of commissioners, city governments, state transportation departments, and municipal development authorities. The work consistently requires licensed commercial general contractors or specialty tradespeople, with performance and payment bonds, prevailing-wage compliance (where applicable), and insurance minimums typically in the $1 million to $2 million range for general and auto liability.

Recent opportunities span Georgia, Wisconsin, and California. The White County Board of Commissioners (Georgia) posted an RFP on July 2, 2026 for termite-damaged siding and interior paneling replacement at the White County EMS Ambulance Garage, due July 31, 2026, with a mandatory pre-proposal meeting on July 10. The Community Development Authority of the City of Madison, Wisconsin issued an RFB on June 29, 2026 for the Karabis Apartments Painting and Siding Project (due July 17, 2026) encompassing gutters, fascia, soffit replacement, and exterior painting under Davis-Bacon Act wage requirements. The City of Tybee Island, Georgia solicited an ITB on April 10, 2026 for South Annex Building Repairs that includes 320 square feet of plywood sheathing and Hardie siding installation (bid due May 5, 2026). The California Department of Transportation issued an IFB on March 3, 2026 for siding replacement at the Caltrans Alturas Maintenance Station in Modoc County (bids due March 24, 2026) with a 5% Small Business preference and prevailing-wage applicability above $15,000.