[Code of Federal Regulations] [Title 14, Volume 2] [Revised as of January 1, 2008] From the U.S. Government Printing Office via GPO Access [CITE: 14CFR91.405] [Page 552] TITLE 14--AERONAUTICS AND SPACE CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (CONTINUED) PART 91_GENERAL OPERATING AND FLIGHT RULES--Table of Contents Subpart E_Maintenance, Preventive Maintenance, and Alterations Sec. 91.405 Maintenance required. Each owner or operator of an aircraft-- (a) Shall have that aircraft inspected as prescribed in subpart E of this part and shall between required inspections, except as provided in paragraph (c) of this section, have discrepancies repaired as prescribed in part 43 of this chapter; (b) Shall ensure that maintenance personnel make appropriate entries in the aircraft maintenance records indicating the aircraft has been approved for return to service; (c) Shall have any inoperative instrument or item of equipment, permitted to be inoperative by Sec. 91.213(d)(2) of this part, repaired, replaced, removed, or inspected at the next required inspection; and (d) When listed discrepancies include inoperative instruments or equipment, shall ensure that a placard has been installed as required by Sec. 43.11 of this chapter.