If there's a >21 adult living in the house, that adult can have alcohol. But you would still have to be careful about contexts in which that person might share alcohol with minors, let alone what you anticipate to be underage drinking parties.
If there's a >21 adult living in the house, that adult can have alcohol. But you would still have to be careful about contexts in which that person might share alcohol with minors, let alone what you anticipate to be underage drinking parties.