Douglas County Plumbing & Fuel Gas Code Amendments

County (unincorporated areas) · Douglas County · Colorado

Plumbing code: 2024 IPC
Fuel gas code: 2024 IFGC
Effective: Jul 1, 2026
Adopted by: Board of County Commissioners resolution 'to Amend the Douglas County Building C
Local amendments: 23

Douglas County doesn't use the model plumbing and gas codes exactly as printed. It adopted the 2024 IPC and 2024 IFGC and then made 23 local changes. Some are paperwork, like permits and fees. Others change what you build in the field, including building sewer depth, gas pressure test, gas piping. If you bid off the model book alone, you can miss them. CodeCheck Colorado lists every one in plain English with the official source.

What is Douglas County's building sewer depth requirement?

1 local change on this topic

Douglas County sets its own rule for building sewer depth. Sign in to see the rule and ordinance.

Compare sewer depth across Colorado cities →

What is Douglas County's gas pressure test requirement?

2 local changes on this topic · Free sample

Douglas County: low-pressure gas piping tests at 10 psi for 15+ min with no drop; higher rules for welded pipe (IFGC 406.4.1).

1 more Douglas County rule on this topic in the app. Sign in or start a free trial.

Compare gas test pressure across Colorado cities →

What does Douglas County change about gas piping?

4 local changes on this topic

Douglas County sets its own rule for gas piping. Sign in to see the rule and ordinance.

What are Douglas County's local venting rules?

1 local change on this topic

Douglas County sets its own rule for venting. Sign in to see the rule and ordinance.

What permit and fee rules does Douglas County add?

10 local changes on this topic

Douglas County sets its own rule for permits and administration. Sign in to see the rule and ordinance.