Floyd Mayweather's highly anticipated rematch with Manny Pacquiao will no longer take place in September.

What happened?

The fight was postponed due to a lawsuit filed by CSI Sports Events, claiming Mayweather breached his contract by agreeing to an exhibition with Mike Zambidis.

Why it matters for Floyd Mayweather

Mayweather, 49, was paid $4.65m in advances for an exclusive rights deal with CSI, which included promoting his rematch with Pacquiao and an exhibition with Mike Tyson.

The lawsuit has left Mayweather without a single fight date in the diary, with his last professional outing unknown.

What comes next?

Pacquiao's business partner, Jas Mathur, told The Ring that Pacquiao is still expecting to return later this year, just not in a rematch with Mayweather.

Pacquiao's last professional outing took place in July 2025, when he boxed to a contentious draw against then-WBC welterweight champion Mario Barrios.

Pacquiao's team is now exploring other possible options for his next fight later this year.

The 47-year-old is searching for a fresh opponent, with the Mayweather rematch cancelled or at least postponed to a later date.

Mayweather's situation has been complicated by the lawsuit, which accuses him of breaching his contract with CSI.

The former five-division world champion is now facing an uncertain future, with his fight plans put on hold.

Pacquiao's team remains optimistic about his return to the ring, despite the setback with the Mayweather rematch.

The Filipino boxer is expected to announce his next fight soon, with several options being considered.