TIA’s – The National Electrical Safety Code® (NESC®)

NESC Tentative Interim Amendments

A Tentative Interim Amendment (TIA) process allows interim changes to a particular NESC edition if they are deemed sufficiently critical. Tentative Interim Amendments are in effect through the conclusion of that specific edition, and will be reconsidered for inclusion in the subsequent edition, during the next revision cycle process.

To submit a Proposal for a Tentative Interim Amendment (TIA), download (PDF) and email completed form to: [email protected] for review.

In accordance with Section 10 of its Procedures, the National Electrical Safety Code Committee has issued the following Tentative Interim Amendments (TIAs) for specific editions of the NESC.


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