Indoor gatherings for these purposes can be 25% of your capacity (determined by fire marshal for your building) or a maximum of 100 people, whichever is SMALLER.
Outdoor gatherings for these purposes has a maximum of 150 people, but social distancing of 6 feet, and masks, must be followed.
Gatherings where people remain in their vehicles with windows closed must have 6 feet between vehicles but have no limit on the number of vehicles present.