441—110.9 (237A) Additional requirements for child development home category B. In addition to the requirements in rule 441—110.5(237A), a provider requesting registration in child development home category B shall meet the following standards:
	 110.9(1) Limits on number of children in care.
	  a.   	 No more than six children not attending kindergarten or a higher grade level shall be present at any one time.
	  b.   	 Of these six children, not more than four children who are 24 months of age or younger shall be present at any one time. Of these four children, no more than three may be 18 months of age or younger.
	  c.   	 In addition to the six children not in school, no more than four children who attend school may be present.
	  d.   	 In addition to these ten children, no more than two children who are receiving care on a part-time basis may be present.
	  e.   	 No more than 12 children shall be present at any one time when an emergency school closing is in effect.
	  f.   	 If more than eight children are present at any one time for a period of more than two hours, the provider shall be assisted by a department-approved assistant who is at least 14 years old.
	 110.9(2) Provider qualifications.
	  a.   	 The provider shall be at least 20 years old.
	  b.   	 The provider shall have a high school diploma or GED.
	  c.   	 The provider shall either:
	 (1) 	 Have two years of experience as a registered or nonregistered child care provider, or
	 (2) 	 Have a child development associate credential or any two-year or four-year degree in a child-care-related field and one year of experience as a registered or nonregistered child care home provider.
	 110.9(3) Facility requirements.
	  a.   	 The home shall have a minimum of 35 square feet of child-use floor space for each child in care indoors, and a minimum of 50 square feet per child in care outdoors.
	  b.   	 The home shall have a separate quiet area for sick children.
	  c.   	 The home shall have a minimum of two direct exits to the outside from the main floor.
	 (1) 	 If the second level or the basement of the home is used for the provision of child care, other than the use of a restroom, each additional child-occupied floor shall have at least one direct exit to the outside in addition to one inside stairway.
	 (2) 	 All exits shall terminate at grade level with permanent steps.
	 (3) 	 A basement window may be used as an exit if the window can be opened from the inside without the use of tools and it provides a clear opening of not less than 20 inches in width, 24 inches in height, and 5.7 square feet in area. The bottom of the opening shall be not more than 44 inches above the floor, with permanent steps inside leading up to the window.
	 (4) 	 Occupancy above the second floor shall not be permitted for child care.