APPLICANT CERTIFIES RF COMPLIANCE WITH THE ATTACHED STUDY. REGARDING COMPLIANCE WITH THE NATIONWIDE PROGRAMMATIC AGREEMENT AND NHPA SECTION 106 FOR TOWER CO-LOCATION, COMPLIANCE WITH THE AGREEMENT IS NOT REQUIRED WHERE NO NEW TOWER CONSTRUCTION IS BEING PROPOSED AND THE TOWER IS NOT BEING SUBSTANTIALLY ALTERED. SPECIFICALLY, COMPLIANCE IS NOT NECESSARY WHERE ONLY AN ANTENNA AND FEED-LINE ARE BEING ATTACHED TO AN EXISTING STRUCTURE, AS HERE. HOWEVER, SHOULD THE COMMISSION DETERMINE THAT COMPLIANCE IS NECESSARY, UPON NOTIFICATION TO THE APPLICANT, THE APPLICANT WILL FILE FCC FORM 621.