DCF 250.06(2)(f)(f) A motor vehicle shall be immediately available at the center at all times in case of an emergency if an ambulance or first response unit cannot arrive within 10 minutes of a phone call. DCF 250.06(2)(g)(g) Differences in elevation of more than 18 inches, either indoors or outdoors, including open sides of stairways, elevated platforms, walks, balconies, and mezzanines used by children shall be protected by railings at least 36 inches high and designed to prevent the passage of an object with a diameter larger than 4 inches through any openings in the railing bars. DCF 250.06(2)(h)(h) Smoking is prohibited anywhere on the premises of a center or in a vehicle used to transport children when children are in care. DCF 250.06 NoteNote: Section DCF 250.03 (26) defines “premises” as the tract of land on which the center is located, including all buildings and structures on that land. DCF 250.06(2)(i)(i) A hot tub located in a room or area accessible to children shall have a visible, locked, rigid cover or be enclosed by a locked fence at least 4 feet tall. The lock shall be installed so that the lock is inaccessible to children. DCF 250.06(2)(j)(j) If a hot tub is located in a room or area that is not intended for use by children, access to the room or area shall be controlled through the use of a visibly locked door. The lock shall be installed so that the lock is inaccessible to children. DCF 250.06(2)(k)(k) The premises shall have no flaking or deteriorating paint on exterior or interior surfaces in areas accessible to children. Lead-based paint or other toxic finishing material may not be used on any surface on the premises. DCF 250.06(2)(L)1.1. A family child care center in a one-family or two-family residence shall have a carbon monoxide detector installed in the basement and on each floor level, except the attic, garage, or storage area of each unit, in accordance with the requirements of s. 101.647, Stats. DCF 250.06(2)(L)2.2. A family child care center in a building with at least 3 residential units shall have one or more functional carbon monoxide detectors installed in accordance with the requirements of s. 101.149, Stats. DCF 250.06(2)(m)(m) The premises shall be well-drained, free from litter and vermin, in good repair, and maintained in a sanitary condition. DCF 250.06(2)(n)1.a.a. Each licensee shall test or have a test conducted for radon gas levels in the lowest level of the center that is used by children in care for at least 7 hours per week. The test shall be conducted for a minimum of 48 hours with the center’s windows closed. DCF 250.06(2)(n)1.b.b. In a center licensed prior to March 1, 2023, a test for radon gas levels shall be conducted no later than September 1, 2023. DCF 250.06(2)(n)1.c.c. In a center licensed on or after March 1, 2023, a test for radon gas levels shall be conducted within 6 months prior to providing care for children. DCF 250.06(2)(n)2.2. The licensee shall submit a copy of the radon test results under subds. 1. and 5. to the department within 5 days after receipt. DCF 250.06(2)(n)3.3. The lowest level of a center that is used by children in care for at least 7 hours per week may not have radon gas levels that exceed 4 picocuries per liter of air, except as provided in subd. 4. b. DCF 250.06(2)(n)4.4. If the levels of radon gases exceed 4 picocuries per liter of air in the lowest level of the center, the licensee shall do all of the following: DCF 250.06(2)(n)4.b.b. Have a radon mitigation system installed, test for radon gas levels following the procedures specified in subd. 1. a., and submit radon test results that meet the standard in subd. 3. to the department within 12 months after the date of the test under subd. 1. DCF 250.06(2)(n)5.5. The licensee shall test radon gas levels in the center every 2 years after the test under subd. 1. or, if a radon mitigation system was installed, every 2 years after the test under subd. 4. b. The test shall be conducted following the procedures specified in subd. 1. a. DCF 250.06(3)(a)(a) Each center shall have a written plan for taking appropriate action in the event of an emergency, including a fire, a tornado, a flood; extreme heat or cold; a loss of building services, including no heat, water, electricity, or telephone; human-caused events, such as threats to the building or its occupants; allergic reactions; lost or missing children; vehicle accidents; or other circumstances requiring immediate attention. The plan shall include specific procedures that address all of the following: DCF 250.06(3)(a)2.2. Ensuring that the needs of children under age 2 and children with disabilities are met.