20 C.F.R. § 726.111 Notice of authorization to self-insure.
Title 20 - Employees' Benefits
Upon receipt of a completed agreement and undertaking and satisfactory proof that adequate security has been provided, an applicant for authorization to self-insure shall be notified by the Office in writing that he is authorized to self-insure to meet the obligations imposed upon him by section 415 and part C of title IV of the Act.
Title 20: Employees' Benefits
PART 726—BLACK LUNG BENEFITS; REQUIREMENTS FOR COAL MINE OPERATOR'S INSURANCE
Subpart B—Authorization of Self-Insurers
§ 726.111 Notice of authorization to self-insure.

