If the specifications set forth by the applicant in the application for a building permit are in conformity with the provisions of this chapter, the Building Code and all other applicable statutes, the Code Enforcement Officer shall issue a permit. If the application or the plans do not conform, he shall reject such application, in writing, stating the reasons therefor, and shall immediately thereupon mail notice of such refusal to the applicant at the address indicated on the application. The Code Enforcement Officer shall grant or deny the permit not later than 10 days following application, but in cases of special exception or land development where further proceedings are necessary, such proceedings shall be completed first. The Code Enforcement Officer shall attach his signature to all applications.