[Code of Federal Regulations] [Title 47, Volume 1] [Revised as of October 1, 2002] From the U.S. Government Printing Office via GPO Access [CITE: 47CFR7.16] [Page 644] TITLE 47--TELECOMMUNICATION CHAPTER I--FEDERAL COMMUNICATIONS COMMISSION PART 7--ACCESS TO VOICEMAIL AND INTERACTIVE MENU SERVICES AND EQUIPMENT BY PEOPLE WITH DISABILITIES--Table of Contents Subpart D--Enforcement Sec. 7.16 Informal or formal complaints. Complaints against manufacturers or providers, as defined under this subpart, for alleged violations of this subpart may be either informal or formal.