31. A permit holder must have play areas in the facility that have a minimum net area determined as follows:
(1) if the children are under 18 months of age, the minimum net area required is 4 m2 per child and for each group of 15 or fewer children, the space must be divided into at least 2 rooms, one for playing and the other for resting. The rooms must be separate, adjacent and closed, and must allow a direct view of the children, through a glass opening, from the play area to the rest room. Not more than 15 children at a time may be accommodated in each room; and
(2) if the children are 18 months of age and older, the minimum net area required is 2.75 m2 per child. The space may be divided into a number of rooms and not more than 30 children at a time may be accommodated in each room, except for special activities.