Complied with Annual Inspection as Required. Verified ADs are current and have been complied with, refer to Current AD Compliance Report dated 31 Dec 19. Complied with ELT inspection IAW FAR 91.207d, No defects, ops V Good. Next due JAN 2021. ELT battery due Dec 2022. Removed the rear seat on loan from A/C N5786T and re-installed original seat P/N 0514124-1 after reupholstery performed IAW C172 MM Section Three pg 3-8, procedure 3-37. Re-secured CO detector. Cleaned beacon light contacts, ops V Good of beacon system. R&R Pilot's inboard seat rail with new P/N 4C0511243-4. R&R right wing fuel placard with new P/N 0505094-3. Installed two anti-chafe buttons on right slap P/N S1093-1. Cleaned, sanded, treated with zinc phosphate and painted both upper left and right wings in several areas. Made sheet metal repair to lower engine cowl IAW AC43.13-1B Section Four pg 4-20. Work done IAW Cessna 172M Maint Manual 100 Hour Check list and FAR 43 Appendix d. I Certify this Aircraft was Inspected IAW...