Procedures-for-Matches-played-without-a-Chair-Umpire-1 July 2019
ITF rules-of-tennis-2023 (for play with Chair Umpires)
Code-of-Behaviour-Competitive-Play-10-MARCH-2022
Member-Protection-Policy-6-Oct-2021 (H.D.T.A. is affiliated with Tennis Victoria and so is bound by this.)