[Code of Federal Regulations] [Title 47, Volume 1] [Revised as of October 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 47CFR17.50] [Page 781] TITLE 47--TELECOMMUNICATION CHAPTER I--FEDERAL COMMUNICATIONS COMMISSION PART 17--CONSTRUCTION, MARKING, AND LIGHTING OF ANTENNA STRUCTURES--Table of Contents Subpart C--Specifications for Obstruction Marking and Lighting of Antenna Structures Sec. 17.50 Cleaning and repainting. Antenna structures requiring painting under this part shall be cleaned or repainted as often as necessary to maintain good visibility. [61 FR 4364, Feb. 6, 1996] [[Page 782]]