Do you need a permit to replace a roof in Des Peres, MO?

City of Des Peres, Missouri

city

12325 Manchester Road, Des Peres, MO 63131

The city's Building Division page states: "Effective October 2020, the 2018 ICC Family of Codes, has been adopted." The adopting ordinance and the city's local amendments to the 2018 International Residential Code are published in its municipal code, which was not read here, so whether those amendments touch Chapter 9, Roof Assemblies, is not stated in this listing.

9.4880% SALES TAX AND 5.9750% USE TAX FOR DES PERES, ST. LOUIS COUNTY (Missouri Department of Revenue jurisdiction code 19270-189-000, listed as "DES PERES ST LOUIS COUNTY"), per the Department's Sales and Use Tax Rate Tables for October, November, December 2026 (updated 8/25/2026). The same table lists 10 other rows for parts of Des Peres inside a community improvement, transportation development or other district, in a separately coded part of the city, or in another county, with sales tax rates of 9.4880% to 10.4880%. For a roofer, the Department's Contractors Tax Matrix (effective 10-24-2022) defines a contractor as "Any person entering into an agreement to improve, repair, replace, erect or alter real property," and lists "Purchases of parts, materials, supplies, and chemicals purchased by contractors" as taxable. It says the "Missouri sales or Missouri consumer's use tax must be paid to the vendor or accrued and remitted directly to the Missouri Department of Revenue."