Thailand Swimming Association
Thailand Aquatics Association Acronym "TAA" Is a National sport government body for Aquatic sports in Thailand include: Swimming, High diving, Artistic swimming, Water polo, Open water swimming and Masters swimming. Establish on 24 June 1959, and registered with Royal Thai Police under the name of "Thailand Amuture Swimming Association" and have Vice admiral Sawat Phuthianan as First President of the association. And then affiliated with the World Aquatics in 1961.''
In 2005, "Thailand Amuture Swimming Association" change the name to "Thailand Swimming Association: TASA" and became recognize sport government body under the certification of Sports Authority of Thailand and National Olympic Committee of Thailand and current President of Thailand Swimming association is Gen. Prawit Wongsuwon.
Thailand Swimming Association have a duty to supervise athletes training, competition venue, organizing national competition, and organizing an athletes team for Swimming, High diving and Artistic swimming. Both in 50m pool and 25m Pool which is popular in the International-Level i.e. SEA Games, Asian Games, World cup and Olympic Games and for junior level i.e. Sea Age Group, Asian Age Group and Asian Swimming Championships.
In 2015, Thailand Swimming Association: TASA has undergo minor change to Thailand Swimming Association: TSA and more sport has been added from originally 3 sports to Swimming, High diving, Artistic swimming, Water polo, Masters swimming and Open water swimming
In 2024, Thailand Swimming Association has undergo another change to "Thailand Aquatics Association: TAA" for modernize and be consistent with World Aquatics, and to compliance with Sport Authority of Thailand Act B.E. 2563 \
Championships
Thailand Aquatics Association organises championships every year in each of the sporting disciplines.Swimming
;Long course| Year | Dates | Venue | Notes |
| 2017 | 1–5 April | Thammasat University Aquatics Centre, Pathum Thani | World Championships Trials |
| 2018 | 7–11 April | Assumption University Aquatics Centre, Samut Prakan | World Championships Trials |
| 2019 | 5-10 April | Assumption University Aquatics Centre, Samut Prakan | World Championships Trials |
| 2020 | 11-13 October 23 - 25 October | Assumption University Aquatics Centre, Samut Prakan | World Championships Trials |
| 2021 | 8 - 14 August | Assumption University Aquatics Centre, Samut Prakan | World Championships Trials |
| 2022 | 5 - 10 April | Assumption University Aquatics Centre, Samut Prakan | World Championships Trials |
| 2023 | 6 - 11 April | Assumption University Aquatics Centre, Samut Prakan | World Championships Trials |
| 2024 | 6 - 11 April | Assumption University Aquatics Centre, Samut Prakan | World Championships Trials |
;Short course
| Year | Dates | Venue | Notes |
| 2016 | 1–3 October | Assumption University Aquatics Centre, Samut Prakan | World Championships Trials |
| 2019 | 25 - 27 October | Assumption University Aquatics Centre, Samut Prakan | World Championships Trials |
| 2022 | 21 - 23 October | Assumption University Aquatics Centre, Samut Prakan | World Championships Trials |
| 2023 | 21 - 24 December | Assumption University Aquatics Centre, Samut Prakan | World Championships Trials |
| 2024 | 19 - 22 September | Assumption University Aquatics Centre, Samut Prakan | World Championships Trials |