---
title: "Tennis to Change Anti-Doping Rules Following Sinner and Swiatek Cases"
description: "Starting January 1, 2027, tennis will introduce flexible sanctions for accidental doping and update whereabouts rules following Sinner and Swiatek cases."
date: 2026-10-22T15:11:07.892Z
lang: en
url: https://xab.info/en/posts/tennis-to-change-anti-doping-rules-2027
tags: [tennis, anti-doping, itia, jannik-sinner, iga-swiatek, sports-law]
author: "Inna Kinsheva"
publisher: "XAB.info"
---

# Tennis to Change Anti-Doping Rules Following Sinner and Swiatek Cases

![Professional female tennis player serving the ball during a major tournament match](https://xab.info/media/2026/10/22/v-tenisi-izmenyat-antidopingovye-pravila-2027/v-tenisi-izmenyat-antidopingovye-pravila-2027-1.webp)

## Key Points

- Updated anti-doping rules take effect on January 1, 2027
- Sanctions will be mitigated for unintentional substance ingestion
- The RTP testing pool will shrink from 250 to 50 elite tennis players
- The tournament exemption for the 60-minute availability window is canceled

Starting January 1, 2027, professional tennis will implement extensive updates to its anti-doping regulations. The International Tennis Integrity Agency has announced the introduction of more flexible sanctions for the unintentional ingestion of prohibited substances, alongside a substantial overhaul of player whereabouts testing controls.

### New Sanctions for Unintentional Contamination

The reform comes in response to high-profile doping cases involving top tour players Jannik Sinner and Iga Swiatek in 2024. Both athletes successfully demonstrated during their proceedings that the prohibited substances entered their systems accidentally. Sinner received a three-month suspension, while Swiatek was handed a one-month ban.

Beginning in 2027, players will find it easier to claim reduced penalties in similar scenarios. The new provisions cover cases of contamination through food, beverages, medications, environmental objects, or unintended physical contact. However, players are still required to precisely establish the source of the substance and prove a lack of significant fault or negligence, with penalties ranging from a warning without suspension to a two-year ban.

### Testing System Reorganization and Removal of Exceptions

Major changes will also affect the whereabouts monitoring system for players in the Registered Testing Pool. Currently, this category includes about 250 tennis players. Once the reform takes effect, this number will drop to approximately 50 athletes, primarily top singles ranking leaders and players selected through additional criteria.

For those remaining in the core testing pool, the current rule exempting players from specifying a 60-minute availability window during official tournaments will be abolished. Starting in 2027, elite tennis players must daily declare this hour-long availability slot regardless of the tournament calendar. Meanwhile, about 80% of current RTP participants will be moved to an expanded testing pool without such stringent requirements.

### Significance of the Reform for Global Tennis

The steps taken by the International Tennis Integrity Agency aim to strike a balance between uncompromised anti-doping enforcement and protecting clean athletes from undeserved harsh punishments due to everyday or dietary accidents. The new testing architecture, agreed upon with WADA, will also significantly reduce the administrative burden on the vast majority of professionals while preserving the right of doping officers to demand sample collections at any time.

## Fact-Check & Sources

- [После кейсов Синнера и Швентек в теннисе изменят антидопинговые правила](https://sport.rbc.ua/ukr/tennis/pislya-keysiv-sinnera-ta-shvontek-tenisi-1792681665.html) - The primary source outlines ITIA's anti-doping rule reforms and background details regarding the Sinner and Swiatek cases.

## FAQ

### When do the new tennis anti-doping rules take effect?

The updated rules will come into force on January 1, 2027.

### Who will be affected by the whereabouts control system changes?

The changes will affect elite players in the core Registered Testing Pool, which will decrease from 250 to 50 athletes.

### What penalties apply to accidental doping?

Penalties can range from an official warning without suspension to a two-year ban depending on the circumstances.