| Inspection Department, 1 Junkins Avenue, Portsmouth, NH 03801 Phone: (603) 610-7243 Fax: (603) 427-1593 | Inspections Home   National Codes Enforced   National Code Books   Permit Fee Schedule   Permit Application Forms & Application Examples   Construction Permit Reports   Frequently Asked Questions   Contact Info   City Home   Portsmouth Inspection Department 1 Junkins Avenue, Portsmouth, NH 03801 Phone: (603) 610-7243 Fax: (603) 427-1593 The Building Inspection Department is responsible for the review and approval of building, electrical, plumbing and mechanical plans and specifications. Applications for building permits, change-in-land-use permits, fire sprinkler permits and fire alarm permits are issued though the Inspection Office. For the Inspection Department Business Hours and Contact information please click here. All municipal land use boards are administered through the Inspection and Planning Departments. Depending on the complexity of a project, electric, plumbing and mechanical permits are issued directly to the licensed contractor or homeowner who is doing the work. The Inspection Department also administers the Portsmouth Housing Code, an ordinance which governs minimum standards for residential rental dwelling units. We routinely are called upon to investigate alleged violations of the various building, housing and land use ordinances.