47 C.F.R. § 73.1
Scope
This subpart contains those rules which apply exclusively to the AM broadcast service and are in addition to those rules in subpart H which are common to all AM, FM and TV broadcast services, commercial and noncommercial.
This subpart contains those rules which apply exclusively to the AM broadcast service and are in addition to those rules in subpart H which are common to all AM, FM and TV broadcast services, commercial and noncommercial.