Straton Electrical advise you to first of all directly ask your electrician if he/she is a registered Electrical Single Phase Tester OR an Installation Electrician OR a Master Electrician. In addition your electrician should be able to provide their registration numbers for themselves and their business. Definitions as per the Electrical Installation Regulations, 2009: 1. … Continue reading How to Check an Electrician’s Registration AND the Validity of Your CoC