As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HATS WO 1628212 NR00429, EMPIRE WO 197942 NR91 HEAVY CHECK HATS/MAJOR REPAIR: FUSELAGE SKIN LEVEL 2 CORROSION AROUND AFT AVIONICS ACCESS DOOR AT FRAME 45 BETWEEN STRINGERS 19L-19R. CORRECTIVE ACTION: REPAIRED PER SRAS CE_4270/15...9616 ISSUE B, DATED 2/20/2020.