As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INITIAL INSPECTION: CORROSION ON EXTERNAL LOWER SKIN OF THE TAILCONE (SM) (FUS) (TCI 300-13) SUMMARY OF NRC. 00105 CORROSION LEVEL 1: CORROSION ON EXTERNAL LOWER SKIN OF THE TAILCONE WAS REMOVED PER CRJ-900 SRM 51-21-06-001-001-A01 AND FOUND WITHIN LIMITS PER CRJ-900 SRM 53-84-01-101-002-A01