Every person erecting all outdoor radio or television antenna shall, within seventy-two hours after completion of such erection, deliver to the city electrical inspector, the tag stub provided for in section 18.6 of this Code.
However, when both of the following conditions exist it is not necessary to have an outdoor radio or television antenna inspected by the city electrical inspector after erection:
(a) The antenna is so located that if it swings or falls it will not come in contact with electric power lines carrying in excess of two hundred fifty volts; and
(b) The antenna is so located that if pivoted about its base to a horizontal position, no portion of the antenna will extend beyond the property lines of the real estate on which it is erected. (Ord. No. 468, § 5.)