This gives a rough idea, albeit each municipality has its own set of permission fee schedules:
In the case of new construction, permit costs are frequently calculated based on the project cost or the square footage of the building or structure.
The service size in amps is frequently used to calculate electrical permit fees.
Valuation is frequently used to establish mechanical permit fees.
The quantity of fixtures that will be installed influences plumbing permits frequently.
Project valuation is frequently used to decide roofing permits.