Sec. 8. Appropriation balances at year-end. At the end of each fiscal year, all unencumbered appropriation balances representing state money carry forward. Bond proceeds that have not been expended within 10 years after the date of the sale of the bonds lapse to General Fund debt service.

Sec. 9. Bonds authorized but not issued. Any bonds authorized but not issued, or for which bond anticipation notes are not issued within 5 years of ratification of this Act, are deauthorized and may not be issued; except that the Legislature may, within 2 years after the expiration of that 5-year period, extend the period for issuing any remaining unissued bonds or bond anticipation notes for an additional amount of time not to exceed 5 years.

Sec. 10. Referendum for ratification; submission at general election; form of question; effective date. This Act must be submitted to the legal voters of the State of Maine at the next general election in the month of November following passage of this Act. The municipal officers of this State shall notify the inhabitants of their respective cities, towns and plantations to meet, in the manner prescribed by law for holding a general election, to vote on the acceptance or rejection of this Act by voting on the following question:

"Do you favor a $17,250,000 bond issue for the following purposes:

1. $8,000,000 to construct water pollution control facilities, providing the state match for $12,500,000 in federal funds;

2. $1,250,000 to protect the State's drinking water resources by granting funds to cities and towns for the closure and cleanup of their solid waste landfills;

3. $3,000,000 to construct drinking water system improvements that address public health threats, providing the state match for $15,000,000 in federal funds; and

4. $5,000,000 to construct new or retrofit existing pollution control structures on Maine farms to comply with state law?"

The legal voters of each city, town and plantation shall vote by ballot on this question and designate their choice by a