NJ Permit Plans prepares permit drawings for residential and commercial projects in Princeton, Mercer County. Permit drawings are submitted to the Princeton Building & Construction Department at 400 Witherspoon Street, Princeton, NJ 08540. All drawings are aligned with NJUCC standards and local submission requirements.

Residential Services in Princeton

  • Deck permit drawings
  • Basement finish permit plans
  • Addition & add-a-level permit drawings
  • Shed & accessory structures
  • Signed & sealed drawings

Commercial Services in Princeton

  • Office & professional fit-outs
  • Medical & dental office build-outs
  • Retail & restaurant build-outs
  • Warehouse & light industrial
  • Tenant fit-outs & interior renovations
  • Change of use & occupancy filings

Turnaround & Process

  • Most projects: 3–5 business days
  • Submit project details online
  • Drawings delivered as PDF
  • Revisions included if required

Serving Princeton and surrounding Mercer County municipalities.

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