As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
VERTICAL STABILIZER MOUNT DOUBLER COMMON TO TAIL STINGER HAS CORRODED HARDWARE, MARKED. C-CHECK RO 11/21/2020. REPLACED WITH NEW BOLTS (2 EACH), NEW WASHERS (2 EACH) AND NEW NUTS (2 EACH) ON THE VERTICAL STAB MOUNT DOUBLER COMMON TO TAIL STINGER, REF CRJ-200 SRM AND CRJ-200 AMM.