45 C.F.R. § 509.4 Acknowledgment and numbering.
Title 45 - Public Welfare
The Commission will acknowledge the receipt of a claim in writing and will notify the claimant of the claim number assigned to it, which number must be used on all further correspondence and papers filed with regard to the claim.
Title 45: Public Welfare
PART 509—FILING OF CLAIMS AND PROCEDURES THEREFOR
§ 509.4 Acknowledgment and numbering.