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Portland, ME Building Safety: Plumbing Permits (2026)

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

Key Facts

Permit trigger
Install, remove, or alter plumbing/waste systems
Late-permit penalty
Double the scheduled fee
Fee basis
City Council permit fee schedule
Issuer
Building authority (Permitting and Inspections)
Base penalty
$200–$2,500 per day

Summary

Portland requires a permit before installing, removing, or altering plumbing, plumbing fixtures, or subsurface waste water disposal systems. City Code § 6-92(a)(2) sets the requirement, with fees tied to the Council's permit fee schedule and a doubled fee for work started before permitting.

(a) No person may commence work on any of the following without first obtaining a permit from the building authority: ... 2. Installing, removing, or altering plumbing or plumbing fixtures, or subsurface waste water disposal systems or components... (b) Fees for permits and inspections under this article shall be as set forth in the permit fee schedule, adopted by the City Council. (c) For permit fees based on cost of work, if the proposed project cost submitted by the applicant is less than that as would be indicated by national standards, the City of Portland reserves the right to determine the proposed project cost based on those standards and assess the permit fee accordingly.

View official code

Official source re-checked September 7, 2026: the cited page had not changed since it was quoted.

Full Breakdown

Section 6-92(a)(2), part of Chapter 6, Article II, Division 1 (Ord. 18-17/18, 8-21-2017), lists plumbing work as its own enumerated permit trigger, separate from general construction: no person may commence installing, removing, or altering plumbing or plumbing fixtures, or subsurface waste water disposal systems or components, without first obtaining a permit from the building authority, the Permitting and Inspections Department Director. As with all permits under this article, fees follow the fee schedule the City Council adopts under § 6-92(b), and the Department can adjust the fee under § 6-92(c) if a submitted project cost understates what national cost standards indicate for the work.

A plumbing permit obtained after the work has already started costs double the scheduled fee under § 6-92(d). The Department Director must also adopt a policy for refunding fees where appropriate, under § 6-92(e). Plumbing installations are inspected as part of the building authority's broader Code enforcement, which the ordinance ties to MUBEC administration under § 6-98(b) and to the Certificate of Occupancy requirement of § 6-93, no building may be occupied while any part of it, plumbing included, remains out of Code compliance.

Violations & Fines

Installing or altering plumbing without the required permit exposes the owner, occupant, or controller to the general offense and penalty structure of §§ 6-94 and 6-1: a minimum $200/day (up to $2,500/day) penalty for a significant code violation, doubling the permit fee itself under § 6-92(d), and escalating penalties of $1,500–$10,000/day if the violation isn't corrected after a second written notice.

Frequently Asked Questions

Do I need a permit to replace plumbing fixtures in Portland?
Yes. Section 6-92(a)(2) requires a permit from the building authority before installing, removing, or altering plumbing or plumbing fixtures, or subsurface waste water disposal systems or components, before the work begins.
What if I already started plumbing work before getting a Portland permit?
Section 6-92(d) doubles the scheduled permit fee for anyone who obtains the permit after the work has already commenced, in addition to any code-violation penalties that may apply under § 6-1.
Who issues plumbing permits in Portland?
The building authority, the Permitting and Inspections Department Director, issues the permit, with fees set by the City Council's permit fee schedule under § 6-92(b) and subject to adjustment under § 6-92(c) for understated project costs.

Sources & Official References

Other rules in Portland

All Portland rules

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