45 CFR §2552.53

1. (a)A sponsor may remove a Foster Grandparent from service for cause. Grounds for removal include, but are not limited to: Extensive and unauthorized absences; misconduct; failure to perform assignments or failure to accept supervision. A Foster Grandparent may also be removed from stipended service for having income in excess of the eligibility level. A Foster Grandparent shall be removed immediately if ineligible to serve based on criminal history check results.
2. (b)The sponsor shall establish appropriate policies on removal from service, as well as procedures for appeal.