§ 4 PERMITTED EXCEPTIONS.
   (A)   Mobile homes having a permanent type structure adequate to provide structural rigidity and stability, meeting the design loads for hurricane zones as specified in the ANSI A119.l standards, of 25 pounds horizontal and 15 pounds uplift, or which meet local building codes, and extend a minimum of two-thirds of the length of the mobile home to which it is attached, shall be deemed to have complied with the tie-down standards.
   (B)   Mobile homes of a model year prior to 1971 may be exempt from over-the-roof ties, except for a minimum of one at each end of the mobile home. Frame ties shall be provided as per regulations.
   (C)   Mobile homes having a concrete slab, the top of which is vertically within 12 inches or less of the bottom of the floor of the mobile home, and where the bottom of the floor is within 16 inches or less of the ground, will be exempt from having a frame tie or ties, installed in this area only. The end frame ties, however, shall not be exempt.
[See hard copy of the Code of figure.]
   (D)   Those mobile homes which are presently tied down in compliance with the requirements of the insurance company insuring it, or the city or county where the mobile homes are located, and have been approved by the insurer, shall be deemed to have complied with the tie-down standards of the Department of Highway Safety and Motor Vehicles as set forth in this appendix. Upon relocation of the mobile homes, however, the Department tie-down requirements shall apply.