Statutory And Non-Statutory Regulations – Electrical Systems And Equipment – The Building Regulations Part ‘P’ – Instruments – Initial Verification – Circumstances Which Require An Initial Verification – General Reasons For Initial Verification – Information Required – Documentation Required And To Be Completed – Sequence Of Tests – Testing Continuity Of Protective Conductors – Testing Continuity Of Ring Final Circuit Conductors – Testing Insulation Resistance – Special Tests – Protection By Barriers Or Enclosures – Protection By Non-Conducting Location – Testing Polarity – Testing Earth Electrode Resistance – Method : Protection By Overcurrent Device – Method : Protection By A Residual Current Device – Testing Earth Fault Loop Impedance – Additional Protection – Rcd/Rcbo Operation – Requirements For Rcd Protection – Prospective Fault Current – Check Of Phase Sequence – Functional Testing – Voltage Drop – Periodic Inspection – Periodic Inspection And Testing – Circumstances Which Require A Periodic Inspection And Test – General Reasons For A Periodic Inspection And Test – General Areas Of Investigation – Documentation To Be Completed – Sequence Of Tests – Certification – Electrical Installation Certificate – Periodic Inspection Report – Minor Electrical Installation Works Certificate – Schedule Of Test Results (As Per Bs ) – Schedule Of Inspections (As Per Bs ) .