The Schedule:
February 25th-26th - Game Team Release Weekend - No Tournaments
March 11th-12th: Rainbow Cup VI Day 1 and 2
March 18th: Rainbow Cup VI Day 3
April 8th: Spring Invitational Qualifier
April 15th: Spring Invitational Group Stage
April 22nd-23rd: Spring Invitational Playoffs and Finals
April 29th-30th - Game Team Release Weekend - No Tournaments
June 24th-25th - Game Team Release Weekend - No Tournaments
July 22nd: Summer Invitational Qualifier
July 29th: Summer Invitational Group Stage
August 5th-6th: Summer Invitational Playoffs and Finals
August 26th-27th - Game Team Release Weekend - No Tournaments
September 30th: Fall Invitational Qualifier
October 7th: Fall Invitational Group Stage
October 14th-15th: Fall Invitational Playoffs and Finals
October 28th-29th - Game Team Release Weekend - No Tournaments
November and December: Legend of the Stars World Championship
Last year's schedule (partial): https://forum.faforever.com/topic/4802/faf-2022-tournament-schedule