Why do I have two licence numbers?
The Master Electrician licence is a requirement to be the designated Master Electrician for an electrical contracting company licensed by ECRA/ESA. This is a seven-digit number that begins with a 6 (e.g., 6999999).
The Electrical Contractor Licence allows a company to perform electrical contracting work in Ontario. This is a seven-digit number that begins with a 7 (e.g., 7999999).