20 CFR 703.114 – Notice of cancellation
Cancellation of a contract or policy of insurance issued under authority of the Act will not become effective otherwise than as provided by 33 U.S.C. § 936(b); 30 days before such cancellation is intended to be effective, notice of a proposed cancellation must be given to the district director and the employer in accordance with the provisions of 33 U.S.C. § 912(c). The notice requirements of 33 U.S.C. § 912(c) will be considered met when:
(a) Notice to the district director is given by a method specified in § 702.101(a) of this chapter or in the same manner that reports of issuance of policies and endorsements are reported under § 703.116; and
(b) Notice to the employer is given by a method specified in § 702.101(b) of this chapter.