https://electrician.lap478.com/guides/One question about the electrician licensing exam answered every day, with official sources.en-us https://electrician.lap478.com/guides/is-the-texas-electrician-exam-open-book/https://electrician.lap478.com/guides/is-the-texas-electrician-exam-open-book/Thu, 12 Nov 2026 10:10:00 -0300Yes, with rules. Which code book is allowed, what you may mark in it, which tabs are accepted and what happens if your book does not comply.