Bombshell: WTA to require players to undergo sex determination tests

The regulations will change completely and will close the door for transgender tennis players to compete on the circuit.

Pedro de Pablos | 19 Jul 2026 | 18.06
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Bombshell: WTA Will Require Players to Undergo Sex Determination Tests. Source: Getty Images.
Bombshell: WTA Will Require Players to Undergo Sex Determination Tests. Source: Getty Images.

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During the last few minutes, a bombshell that will directly impact the women's tennis circuit has been revealed. According to journalist Ben Rothenberg, the WTA will require all players to undergo genetic tests to determine sex in order to compete on the circuit, marking a significant change and a much stricter process to be able to compete.

Although there are currently no transgender tennis players in the women's tennis circuit, it is becoming increasingly common in the world of sports to see such cases, with all the controversies that arise. Therefore, starting this month, the WTA will implement this initiative with the aim to exclude any woman who may have a specific genetic marker suggesting traces of male biology.

This will make the WTA the first independent women's professional sports circuit to require these genetic tests for all its athletes. Additionally, players who do not provide these tests may face sanctions, including being unable to compete for several months, showing the organization's serious commitment to the initiative. The WTA's regulations have not been updated on their website yet, but it is expected to happen in the coming days.

WTA Circuit.

Changes in regulations affecting transgender athletes

The current regulations, dating back to 2024, allowed transgender athletes to compete in the women's circuit, or even for a biological man with a female or non-binary gender identity to be eligible to compete if they reached and maintained the required low levels of testosterone. However, all of this will change abruptly, meaning that transgender athletes will no longer be able to compete in the women's circuit as they have been able to do until now.

The new WTA rules will primarily focus on determining the presence of the SRY gene, and the genetic tests will only need to be submitted once since this does not change throughout a person's life. The SRY gene is a small section of DNA, usually found on the Y chromosome, which triggers the development of testicles instead of ovaries in a fetus.

Therefore, if a player tests positive for the SRY gene, they can only continue competing in WTA events if they can prove that they have "complete androgen insensitivity syndrome or other disorder of sex development meaning that they have never experienced the physiological effects of male minipuberty or male adolescent puberty," as indicated by Rothenberg in his article.

Tests that could potentially cause trauma in tennis players

The only known transgender player is Renée Richards, who played in the 1970s, so in principle, this regulatory change should not affect the circuit. However, these genetic tests could also reveal surprising results in exceptional cases, even for individuals who have lived their entire life as one gender, potentially jeopardizing the career of some athletes.

The WTA will support affected athletes in these cases, although there should not be any issues of this nature initially with a regulatory change that will stir controversy and have repercussions. The decision has been made to prevent situations similar to those in other sports where transgender athletes can compete against women on equal terms.

This news is an automatic translation. You can read the original news, Bombazo: La WTA exigirá a las jugadoras pruebas de determinación de sexo

WTA