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Mobile, AL Building Safety: Plumbing Permits (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Code adopted
2021 International Plumbing Code
Permit required
Yes, before plumbing work
Who can apply
Licensed master plumber (owner exception)
Homeowner exception
Must pass city competency test

Summary

Mobile enforces the 2021 International Plumbing Code as its own Plumbing Code, requiring a licensed plumber and permit fee for most plumbing work under City Code § 45-1.

Pursuant to Code of Ala. § 11-45-8 (1975), the 2021 Edition of the International Plumbing Code along with the amendments to the same contained in this article, has been on file in the office of the city clerk, pursuant to an ordinance adopted by the city council on November 8, 2022, is hereby adopted as the "Plumbing Code of the City of Mobile."

(Ord. No. 46-037, § 1, 6-23-87; Ord. No. 46-004, § 1, 1-16-90; Ord. No. 45-053, § 1, 10-24-95; Ord. No. 45-060, § 1, 8-25-98; Ord. No. 45-028, § 1, 6-12-01; Ord. No. 45-034-2006, § 1, 8-8-06; Ord. No. 45-009-2011, § 1, 1-18-11; Ord. No. 45-041-2015, 3-31-15; Ord. No. 45-055-2022, art. 1, 11-8-22)

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 67).

Full Breakdown

The City of Mobile has adopted the 2021 International Plumbing Code, with local amendments, as the 'Plumbing Code of the City of Mobile' under City Code § 45-1. A permit fee must be paid at the time of application for plumbing alterations, repairs, and installations under § 11-37, and applications must be signed by a licensed Alabama master plumber, with a narrow exception letting an owner-occupant pull a permit on their own residence after passing the city's plumbing competency test (§ 45-2, subsection 106.4).

Violations & Fines

Failing to obtain a required plumbing permit brings the same escalating penalty as other building trades: 2 times the fee for a first offense, up to 5 times for repeat offenses.

Frequently Asked Questions

What plumbing code does Mobile, Alabama use?
The City has adopted the 2021 International Plumbing Code, with local amendments, as the official Plumbing Code of the City of Mobile under § 45-1.
Can a homeowner get their own plumbing permit in Mobile?
Yes, but only for work on the home they occupy, and only after passing the Code Official's plumbing competency test under § 45-2 (106.4).

Sources & Official References

Other rules in Mobile

All Mobile rules

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