(A) Any facility where an extremely hazardous substance, hazardous chemical, or hazardous substance is produced used or stored, whose owners or operators have entered into agreement with the fire department of the political subdivision having jurisdiction over the facility, for the placement and maintenance of an emergency lock box unit, after the effective date of this rule shall do so in compliance with the rules adopted under this chapter as set forth by division (D) of section 3750.11 of the Revised Code.
(1) Emergency response lock box units installed in agreement with a fire department of the political subdivision having jurisdiction prior to the effective date of this rule shall be deemed to be in compliance with the rules set forth under this chapter.
(2) For the purposes of rules 3750-75-02 to 3750-75-10 of the Administrative Code the fire department of the political subdivision having jurisdiction shall include any public employee duly authorized, as setforth in section 3750.16 of the Revised Code, by the fire department to enforce Chapter 3737. of the Revised Code.
(B) Any facility subject to the emergency planning requirements of section 3750.05, or to the hazardous chemical reporting requirements of sections 3750.07 and 3750.08 of the Revised Code to whom an order has been issued under division (D) of section 3750.11 of the Revised Code is subject to the requirements of division (B)(6) of section 3750.02 of the Revised Code and the rules adopted there under, unless the facility meets the criteria listed in paragraph (C) of this rule.
(C) This chapter does not apply to facilities meeting the following criteria:
(2) Occupies one building having less than two thousand square feet of floor space, and
(3) Signage is present that makes the hazardous chemical on site commonly known to emergency responders.