- Repairs and maintenance: Minor repair work, including the replacement of lamps or the connection of approved portable electrical equipment to approved permanently installed receptacles.
- Radio and television transmitting stations: The provisions of this code shall not apply to electrical equipment used for radio and television transmissions, but do apply to equipment and wiring for power supply, the installations of towers and antennas.
- Temporary testing systems: A permit shall not be required for the installation of any temporary system required for the testing or servicing of electrical equipment or apparatus.
Listed cord and plug connected temporary decorative lighting.
Reinstallation of attachment plug receptacles, but not the outlets therefore.
Repair or replacement of branch circuit overcurrent devices of the required capacity in the same location.
Temporary wiring for experimental purposes in suitable experimental laboratories.
Electrical wiring, devices, appliances, apparatus or equipment operating at less than 25 volts and not capable of supplying more than 50 watts of energy.