As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AS PART OF A RECURRING 500HR INSP, FOUND DAMAGE TO THE VERTICAL STABILIZER SPAR INTERNAL STRUCTURE DUE TO 2ND CONDUIT CLAMP (ANTI-COLLISION LIGHT WIRING) FROM THE TOP, BROKEN LOOSE. DAMAGE WAS CAUSED BY THE CLAMP AND RIVET RUBBING ON THE SPAR. IN CONTACT WITH MFG FOR FURTHER INSTRUCTIONS. INSPECTION DONE UNDER CUSTOMS MAINTENANCE DIRECTIVE (CMD) CMD-AS350-09-22.