Code Enforcement / Building

Our software system was updated on 5/7/2023.  The new version is operational as of Monday, May 8th.  We thank you for your patience during this transition period.    


To provide quality inspection, zoning and code enforcement services for the citizens and businesses of the Town of Derry.

Mr. Mackey is the Building Inspector and Mr. Wentworth is the Electrical Inspector. 

To file an online permit application, please click Online Permits

Most commercial permit applications will also require plan review by the Fire Prevention Bureau.  This requires a separate online permit submittal process.  Please click here to submit a permit to Fire Prevention.

NEW for 2021: Building permit reports are now available online for your convenience, please click here

Staff Contacts

Name Title
Robert Mackey Code Enforcement Director
Robert Wentworth Jr. Assistant Building Inspector
Ginny Rioux