Do I need a permit for interior remodeling in City of Rocky Mount?

It depends. Whether interior remodeling needs a permit in City of Rocky Mount comes down to the details of your project.

Purely cosmetic work (paint, flooring, cabinet swaps) on a one- or two-family dwelling costing $40,000 or less can fall under the NCGS 160D-1110 minor-work exemption, but moving or removing walls, or any electrical, plumbing, or mechanical change, requires a permit. Removing or altering a load-bearing wall is structural work and is never exempt. Nash County's own permitting office is the Nash County Building Inspections office, reachable on 252-459-9809 at https://nashcountync.gov/138/Building-Inspections. Its online permit portal is https://countyofnashnc.portal.opengov.com/. It issues permits for the unincorporated county. If your city does not run its own building department, this is the office that will handle the job, and that is more common in North Carolina than most states: the county is often the building authority even inside city limits, with the city handling only zoning. Under NCGS 160D-1110(c) work costing $40,000 or less can be exempt, but not where it adds or redesigns structure, plumbing, HVAC or electrical, so most remodels still need a permit. Rocky Mount states that permits are not required for non-load bearing walls in a single-family residence where the total cost of construction is $40,000 or less, and that floor coverings such as carpet and tile need no permit. Paint is only permit work as part of a fire-rated assembly. Anything touching a load bearing wall, the plumbing system design, the electrical wiring design, or HVAC equipment is always permit work here regardless of cost. Total Project Cost is the cumulative cost for ALL trades involved, so a remodel that stays under $40,000 on paper per trade can still cross the threshold overall. Insulation is explicitly listed as permit work, which catches people out on a gut remodel.