; (B) locating a readily accessible and properly maintained automatic external defibrillator within three minutes of each sporting venue; and (C) including the location of each automatic external defibrillator in the heat illness emergency action plan. (4) Authorized adjustments In the case of a facility described in paragraph (2)(A) that is undergoing a major physical alteration that would affect the implementation of a requirement of paragraph (2), such requirement may be adjusted with respect to the facility. .