NAPIT Guide to Initial Verification & Periodic Testing
 
Initial Verification & Periodic Inspection and Testing Guide
Essential Reference for Electrical Inspectors and Testers
Drawing on extensive industry expertise, this specialist publication has been developed specifically for the needs of electrical inspectors and testers.
Initial Verification and Periodic Inspection and Testing provides comprehensive guidance on carrying out electrical inspection and testing in accordance with BS 7671 (18th Edition Wiring Regulations). It covers everything required to complete initial verification, periodic inspection, and the correct production of certificates and reports, including EICRs.
Whether you are conducting new installation verification or periodic inspection of existing installations, this guide supports safe, compliant and professional testing procedures.
What This Guide Covers
Legal requirements relating to electrical inspection and testing
BS 7671 requirements for verification and reporting
Identification of electrical installation components
Protective earthing and bonding requirements
Safe isolation procedures
Selection and use of test instruments
Use of thermal evaluation equipment
Standard electrical tests and testing sequences
Initial verification procedures
Periodic inspection and testing processes
Why This Guide Is Essential
Supports compliance with current Wiring Regulations
Provides step-by-step practical inspection guidance
Helps ensure accurate certification and reporting
Reduces risk of non-compliance during testing
Ideal for contractors, inspectors and duty holders