WNBA Removes Cannabis From Banned Substances List

Policy Change Mirrors NBA's 2023 Move

The WNBA's cannabis policy now aligns with the NBA, which stopped testing players for marijuana during the 2020 pandemic bubble and formalized the change in its 2023 collective bargaining agreement. The women's league made the shift without a corresponding CBA renegotiation, implementing the change through a unilateral policy update announced to teams and the players' association last week.

Neither league tests for cannabis metabolites during regular drug screenings. Players can use flower, concentrates, edibles, or topicals without penalty. One restriction remains: no visible consumption or impairment during games, practices, or team events.

The timing puts the WNBA ahead of the NFL and MLB, both of which still maintain cannabis on banned lists despite reducing penalties in recent years. The NHL dropped cannabis from its testing program in 2020.

What Players Can and Can't Do

WNBA athletes may now consume any cannabis product during the off-season and in-season without disclosure or testing consequences. The league's substance-abuse program still monitors for performance-enhancing drugs and narcotics, but THC and other cannabinoids are fully excluded.

Game-day use is different. Players arriving to arenas visibly impaired or consuming cannabis in team facilities face conduct violations under the league's existing behavioral standards, not drug sanctions. That's a meaningful distinction—it's treated like alcohol, not a controlled substance.

For context: a player using a high-THC concentrate like live rosin or a cultivar such as Zkittlez or Gelato 41 the night before a game faces zero testing risk. The same player lighting up courtside would trigger a team-level discipline issue, not a league suspension.

Why the Shift Happened Now

The WNBA's move follows mounting pressure from players and a cultural realignment around cannabis in professional sports. Multiple WNBA athletes, including Brittney Griner, have publicly advocated for cannabis-policy reform. Griner's 2022 detention in Russia for cannabis possession—she was carrying vape cartridges prescribed for pain management—became a flashpoint for the league's outdated stance.

State-level legalization also made enforcement uneven. Players based in California, New York, or Illinois faced no legal risk for cannabis use, while those in states like Texas or Georgia navigated conflicting local laws. The league's testing policy penalized behavior that was legal in most team markets.

The WNBA didn't issue a formal statement explaining the timing, but the policy update circulated internally references "evolving legal and medical landscapes" as rationale. Translation: the league finally caught up to where its players and fan base already were.

How This Compares to Other Leagues

The WNBA is now the second major U.S. professional sports league to fully remove cannabis from banned-substance protocols, trailing only the NBA. The NHL allows cannabis but suspends players for THC levels above a high threshold during games. The NFL reduced cannabis penalties in 2020 but still tests and fines players. MLB removed cannabis from its banned list in 2019 but only for minor-leaguers; major-league players face testing for synthetic cannabinoids.

The WNBA's policy is cleaner than most. No thresholds. No metabolite windows. No distinction between medical and recreational use. It's a full exit from cannabis enforcement.

For athletes managing chronic pain—common in a league where players compete year-round between WNBA and international seasons—the shift opens access to cannabis as a recovery tool without career risk. That's a tangible quality-of-life change, not just a symbolic one.

What Players Are Saying

WNBA players and advocates responded to the policy change with cautious approval, noting it removes a punitive layer but doesn't address broader access or stigma issues. Several players posted reactions on social media celebrating the update, though none issued formal statements as of June 8.

The players' association hasn't released an official comment, but union leadership participated in discussions with the league prior to the announcement. The lack of public pushback suggests the change had internal support.

One practical note: players competing internationally still face cannabis restrictions under FIBA and country-specific anti-doping rules. A WNBA athlete playing overseas during the off-season—standard for most stars—must navigate those separate regimes. The WNBA's policy only governs league-sanctioned activity.

What Comes Next

The policy takes effect immediately for the 2026 season, with no grandfathered testing or transition period. Teams received updated substance-abuse protocols June 7. Players previously flagged for cannabis violations won't see records expunged, but no pending cases will result in suspensions.

A bigger question looms: will this accelerate similar moves in the NFL and MLB, both of which face pressure from player unions to drop cannabis testing entirely? The WNBA and NBA have now established a clear precedent that cannabis prohibition isn't necessary for competitive integrity or player safety.

For more on how professional sports leagues are rethinking cannabis policies, see the CannIntel topic hub on cannabis and professional sports.