North Dakota, Mountrail County Plumbing Permit Regulations and County Ordinances for Unincorporated Areas

Mountrail County, North Dakota Plumbing Permit Requirements

Mountrail County, North Dakota, requires building permits for all structural and mechanical work in unincorporated areas. This includes plumbing work. The county follows the North Dakota State Building Code, which is based on the International Building Code, International Residential Code, International Mechanical Code, and International Fuel Gas Code. Additionally, the Mountrail County Land Development Code, effective September 20, 2022, applies.

Jurisdiction in Mountrail County can be complex due to the overlap of the Fort Berthold Indian Reservation. For properties within the reservation, jurisdiction depends on the land status (tribal-owned vs. fee simple). For all other properties in unincorporated areas, the Mountrail County Planning & Zoning Department is the permit authority.

Application Process and Inspections:

Key Considerations for Unincorporated Areas:

Resources to Learn More

Note: The following state-wide building codes and regulations apply universally to all jurisdictions within North Dakota, including Mountrail County.

North Dakota Plumbing Legislation, Codes, and Guidelines

Plumbing Codes and Legislation in North Dakota

The state of North Dakota regulates plumbing installations, licensing, and standards through the North Dakota State Plumbing Board. The state has adopted the 2018 edition of the Uniform Plumbing Code (UPC), published by the International Association of Plumbing and Mechanical Officials (IAPMO), as the basis for the North Dakota Plumbing Code. This code includes specific state-level amendments and is codified under the North Dakota Administrative Code (specifically Article 62-03.1).

Regulatory Authority

The primary agency responsible for setting and enforcing these standards is the North Dakota State Plumbing Board. Established by state law (North Dakota Century Code Chapter 43-18), the Board is empowered to:

Resources to Learn More

Select a City in Mountrail County

If your project is located within incorporated city limits, you will likely need to follow municipal ordinances rather than county rules. Select your city below to view local regulations.

Help Us Improve This Guide

Did you find a dead link, or do you have the direct link to the Mountrail County permit application portal? Help us keep this information accurate by submitting an update.