3.__ Average real personal income growth rate.__"Average real personal income growth rate" means the average real personal income growth rate as defined by Title 5, section 1665, subsection 1.

4.__County budget authority.__"County budget authority" means the entity with authority under chapter 3 to approve the county budget.

5.__County tax appropriation.__"County tax appropriation" means the appropriations budgeted by a municipality to meet its portion of the county tax assessed under section 706.

6. Education appropriation. "Education appropriation" means the appropriations budgeted by a municipality to meet its local share of education funding established under Title 20-A, chapter 606-B.

7. Exceptional circumstances. "Exceptional circumstances" means an unforeseen condition or conditions regarding which the local taxation authority lacks discretion, authority__or other means of control, including, but not limited to:

A.__Unfunded or under-funded new state or federal mandates;

B.__Losses in state or federal revenues or other revenue sources;

C.__Citizens' initiatives or referenda that require increased municipal spending;

D.__Court orders or decrees that require additional, unbudgeted__municipal resources to comply with the orders or decrees; and

E.__Sudden or significant increases in demand for existing municipal services that are not the result of municipal legislative body actions that increase eligibility or increase benefits.

8.__Local taxation authority.__"Local taxation authority" means the legislative body of a municipality or the county budget authority.

9.__Municipal services appropriation.__"Municipal services appropriation" means the total amount of money appropriated to