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

City of Cottleville, Missouri

city

5490 Fifth Street, Cottleville, MO 63304

The city's Residential and Commercial Building page states that "The City of Cottleville has adopted the following building codes as standards for residential and commercial construction" and lists IRC 2021, IBC 2021, NEC 2020, IMC 2021, IPC 2021 and IPMC 2021. The page does not give the adopting ordinance or section, and the city's local amendments to the residential code were not read, so this listing does not state whether they change Chapter 9, Roof Assemblies.

7.9500% SALES TAX AND 5.9500% USE TAX FOR COTTLEVILLE, ST. CHARLES COUNTY (Missouri Department of Revenue jurisdiction code 16678-183-000, listed as "COTTLEVILLE ST CHARLES COUNTY"), per the Department's Sales and Use Tax Rate Tables for October, November, December 2026 (updated 8/25/2026). The same table lists 3 other rows for parts of Cottleville 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 8.4500% to 9.9500%. 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."