MCFL rosters are due the Wednesday prior to each league game, additions can be made up to the Wed of week 6, no changes after that for week 7-8 or playoffs. Week 1 is July 19th
The MFL uses an open roster during the regular season, but no team is allowed to dress more than 45 players at any game. A final 45 man roster must be submitted then before the league begins it's playoffs, if a roster is not submitted by a team, that team is limited to dressing 22 players throughout the playoffs and championship game.