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Hot Works Permit

Operation Permits are issued for the regulation of the use and transport of certain hazardous materials, equipment and activities.  The Department of License and Inspections works in conjunction with other City Agencies in the issuance of Operation Permits. The maximum time period a Hot Works Permit is valid is one year.

“Hot Works” is defined as any flame or spark producing operation, to include (but are not limited to) flame cutting, welding, brazing, flame soldering, grinding/cutting with any portable spark-producing equipment, thermal spraying, pipe thawing, torch-applied roofing, or any other similar flame or spark producing operations.

NOTE If the proposed Hot Works are corresponding to a construction permit (Building, Mechanical, Plumbing, etc.), a separate Hot Works Operation Permit is not required.

License Requirements

  • Operator must possess a Philadelphia Commercial Activity License.
  • Proof of General Liability Insurance of Operator in the minimum amount of $1,000,000 is required. The City of Philadelphia must be named as additional insured without a written contract.

Processing Time: Walk-ins are processed on the same day; mail-ins are processed within 7 business days.

Permit Fee: $100

Payment Information

RETURNED CHECKS: If your check is returned unpaid for insufficient or uncollected funds, (1) you authorize The City of Philadelphia or its agent to make a one-time electronic fund transfer from your account to collect a fee of $20; and (2) The City of Philadelphia or its agent may re-present your check electronically to your depository institution for payment.