Section R. 247.721 - PermitsRule 21.
(1) Each sign face shall be treated as a separate sign for permit purposes.(2) If the permit number cannot be placed on the sign facing, it may be placed on the sign structure in compliance with the act. If the permit number is placed on the structure, it shall be visible from the highway faced by the sign or sign structure.(3) Any permit issued pursuant to these rules does not relieve the applicant from the responsibility of complying with all ordinances which comply with section 4 of the act.(4) The location of the proposed sign as specified in the permit application shall be relied upon by the department in the issuance of future permits in that vicinity.(5) A person is not required to obtain a permit for his own sign which is located on his own premise, only if that sign advertises the business, products or profession which is conducted or maintained on that premise as defined in these rules.(6) An annual permit sticker issued by the department shall be placed above the 4-inch permit number on all outdoor advertising signs or devices which are issued permits prior to July 1973. The permit sticker must be attached within 4 months of the issuance of a permit on signs existing on the effective date of the act or within 3 business days of the completion of erection of a new sign.Mich. Admin. Code R. 247.721