What funds may be included in a stable base budget amount?

The stable base budget amount may include, at the option of the Self-Governance Tribe, (a) Recurring funds available under section 106(a) of the Act [25 U.S.C. 450j-1] ; (b) Recurring Tribal shares; and (c) Any recurring funds for new or expanded PSFAs not previously assumed by the Self-Governance Tribe.