Section 1.42 - Applications, reports, complaints; cross-reference(a) Rules governing applications and reports are contained in subparts D, E, and F of this part.(b) Special rules governing complaints against common carriers arising under the Communications Act are set forth in subpart E of this part.(c) Rules governing the FCC Registration Number (FRN) are contained in subpart W of this part.28 FR 12415, Nov. 22, 1963, as amended at 66 FR 47895 , Sept. 14, 2001