The city of Hillsboro has adopted the 2006 International Building Code. This includes the 2006 International Plumbing, Mechanical, Residential and Fire Codes. The city has also adopted the 2002 National Electrical Code. These publications are copyright protected and so cannot be posted online.
According to these codes, permits are required from anyone who intends to construct, enlarge, alter, repair, move, demolish, or change the occupancy of a building or structure, or to erect, install, enlarge, alter, repair, remove, convert or replace any electrical, gas, mechanical or plumbing system, or to cause any such work to the done. Additionally, the city of Hillsboro requires permits for fences, sidewalks and wells.
Exceptions to permit requirements include but are not limited to:
All permitted work done in the city of Hillsboro shall be performed by a licensed contractor, electrician, mechanical contractor or plumber, or the owner of the property, or when authorized by the building official, a qualified employee of the owner. All permitted work must be inspected by the building official or his agent.