49 CFR § 378.7
Acknowledgment of claims
November 18, 2020
Upon receipt of a written claim, the carrier shall acknowledge its receipt in writing to the claimant within 30 days after the date of receipt except when the carrier shall have paid or declined in writing within that period. The carrier shall include the date of receipt in its written claim, which shall be placed in the file for that claim.
[83 FR 16225, Apr. 16, 2018]