Section 305.4 of the International Pool and Spa Code is hereby amended and shall read as follows:

305.4 Structure wall as a barrier. Where a wall of a dwelling or structure serves as part of the barrier and where doors or windows provide direct access to the pool or spa through that wall, one of the following shall be required:

1. For one- and two-family dwellings, operable basement and grade level windows having a lock height of less than forty-eight (48)-inches above the indoor finished floor and all doors shall have a whole house security system, or other approved alarm that produces an audible warning when the window or door is opened.

2. In other than one- and two-family dwellings, operable windows having a sill height of less than forty-eight (48) inches above the indoor finished floor and doors shall have an alarm that produces an audible warning when the window, door or their screens are opened. The alarm shall be listed and labeled as a water hazard entrance alarm in accordance with UL 2017. In dwellings or structures not required to be Accessible units, Type A units or Type B units, the operable parts of the alarm deactivation switches shall be located fifty-four (54) inches or more above the finished floor. In dwellings or structures required to be Accessible units, Type A units or Type B units, the operable parts of the alarm deactivation switches shall be located not greater than fifty-four (54) inches and not less than forty-eight (48) inches above the finished floor.

3. A safety cover that is listed and labeled in accordance with ASTM F1346 is installed for the pools and spas.

4. An approved means of protection, such as self-closing doors with self-latching devices, is provided. Such means of protection shall provide a degree of protection that is not less than the protection afforded by Item 1, 2 or 3 as applicable.