5 C.F.R. § 890.1033 – Notice of suspension.

(a) Written notice. OPM shall send written notice of suspension according to the procedures and methods described in § 890.1006(c)-(f).
(b) Contents of notice. The suspension notice shall contain information indicating that:
1. (1) The provider has been suspended, effective on the date of the notice;
2. (2) The initial period of the suspension;
3. (3) The basis for the suspension;
4. (4) The provisions of law and regulation authorizing the suspension;
5. (5) The effect of the suspension; and
6. (6) The provider's rights to contest the suspension.