Due to extremely hot weather, the City is implementing a Heat Health Emergency. Use our tips on staying cool, or go to a cooling center. For help call the heatline at (215) 765-9040.
In effect: 3:00 p.m. on Thursday, July 20 to 11:00 p.m. on Friday, July 21

Property, lots & housing

Get a Certificate of Occupancy

You need to get a Certificate of Occupancy if you’re planning to change the designated use or occupancy of a space. This may happen when you build a new structure or an addition to an existing building.

To learn more and complete an application, see: