ID Organization Name Type
110892 tisdo Other

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2018-19 Welcome


Welcome to the 2018-19 membership registration for TISDO. We look forward to serving you this next season.

If you have any specific qustions about registration and testing, please visit

TISDO member registration requires a few simple steps, including online state dues payment of $30.00 by credit card, so plan to spend 10 minutes or so to complete this process. Please plan to complete the process in one session.

Thank you for your membership registration with Texas Interscholastic Swimming and Diving Officials

Registration Support


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8:00 a.m. thru 5:00 p.m.

Most weekdays, Central time


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