TDUQL

Work Covered by the Third-Class Chief Electrical Engineer Qualification

For the 2025 academic year, this qualification covers supervision of construction, maintenance, and operation for specified business-use electrical installations.

Permitted Work Scope

A Third-Class Chief Electrical Engineer may supervise the construction, maintenance, and operation of business-use electrical installations with a voltage below 50,000 volts. This scope excludes power generation facilities and storage facilities with an output of 5,000 kilowatts or more.

Official sources

The following official Tokyo Denki University materials were used to prepare this page.