As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A SCHEDULED INSPECTION, IT WAS NOTED THAT THE RIVETS ATTACHING HORIZONTAL STABILIZER LT AND RT ATTACH BRACKETS TO THE TAILCONE BULKHEAD WERE NOT INSTALLED. FURTHER INSPECTION REVEALED THAT THE BRACKET CLIPS HAD PILOT HOLES BUT WERE NOT DRILLED TO MATCH THE CORRESPONDING HOLE IN THE TAILCONE BULKHEAD.