Plane Sense 8 8-4 These publications are available on the FAA website  at www.faa.gov and from U.S. Government Printing  Office (GPO) bookstores located throughout the  United States. For more information about obtaining  these publications, refer to the information contained  in chapter 11.  The expiration date for replacing the battery shall be  legibly marked on the outside of the transmitter and  entered in the aircraft maintenance records.  The condition inspection for amateur-built aircraft  replaces the annual inspection. Your local FSDO can help you establish your aircraft  maintenance program and the necessary maintenance  records. Additional information relating to aircraft  maintenance records can be obtained from: Amateur-Built Aircraft Available resources • AC 43-9 (as revised), Maintenance Records • 14 CFR Part 91, General Operating and  Flight Rules • 14 CFR Part 43, Maintenance, Preventive  Maintenance, Rebuilding, and Alteration • 14 CFR Part 39, Airworthiness Directives