45 CFR §309.50

1. (a)If an application or plan submitted pursuant to § 309.15 is disapproved, the Tribe or Tribal organization will receive no funding under § 309.65(a) or this part until a new application or plan is submitted and approved.
2. (b)If a IV-D plan amendment is disapproved, there is no funding for the activity proposed in the plan amendment.
3. (c)A Tribe or Tribal organization whose application, plan or plan amendment has been disapproved may reapply at any time.