The 2014 Key Word Index by Tom Henry, available from 1 Exam Prep, serves as a detailed cross-reference guide for the 2014 National Electrical Code (NEC). Published by Tom Henry’s Code Electrical Classes, this index provides an organized listing of essential NEC terms and phrases with direct code section references, helping candidates efficiently locate rules during electrical contractor licensing and certification exams. The resource aligns with NFPA 70 standards and supports test-takers preparing for PSI, ICC, and state electrical examinations. Its structured layout enhances code navigation for topics such as grounding, overcurrent protection, conductors, and wiring methods, making it an indispensable tool for electricians studying the 2014 NEC and meeting exam-related code compliance requirements.