As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EXTENSIVE SURFACE CORROSION ON HORIZONTAL STABILIZER AND ELEVATORS. CORROSION ON ELEVATORS EXTENDED THROUGH THE SKIN SURFACE. CORROSION WAS FOUND WHILE AIRCRAFT WAS IN MAINTENANCE FOR AN EXTERIOR PAINT JOB. CORROSION WAS FOUND AFTER PAINT WAS STRIPPED AND A VISUAL INSPECTION WAS PREFORMED.