Code Check Electrical 9th Edition


Code Check Electrical 9th Edition is based on the 2020 NEC, it also highlights the significant changes from the 2017 NEC. It can be used in jurisdictions using either code edition, and is therefore up-to-date for almost the entire United States.

  • Code changes are highlighted and summarized on each page.
  • The print book includes 23 tables and 66 illustrations.
  • The eBook includes 57 tables and 105 illustrations.
  • The print book is in our signature flip-chart format with durable laminated pages.
  • All of the Code Check books are endorsed by the International Code Council.
  • The eBook also contains references to the 2021 International Residential Code.
  • The eBook contains extensive additional material for commercial installations, photovoltaics, energy storage systems, motors, transformers, and load calculations.

150 in stock



  • eBooks are readable with Adobe Acrobat or Adobe Reader. Other PDF viewers, such as Preview, will not display the illustrations or navigation tools. Adobe reader is a free download.
  • The print edition is a 32-page flip chart that covers residential aspects of the 2020 NEC. The eBook version also includes residential electrical code references from the IRC, and a significant amount of additional material on commercial electrical, multifamily dwellings, motors, transformers, photovoltaics, energy storage systems, and other commercial electrical information.
  • The individual price for the flip-chart is 24.95 and the eBook is 29.95. The price for the bundle is 49.95, a savings of 5.00.

Sample Pages

Preview Code Check Electrical 9th Edition by taking a look at some sample pages...

Codes Used in Book

Print edition is based on the 2020 National Electrical Code.

eBook edition also includes references to the 2021 International Residential Code.


Code Check Electrical 9th Edition Errata:

Page 24, top of left column references "20 CEC" and should say "20 NEC". Same at bottom of page in box for Cable Protection in Basements & Crawlspaces.