Local income tax excess balance.

Requires the budget agency to make a supplemental distribution to a county from the county's trust account if the budget agency determines that the balance in the county's trust account exceeds 11% (which is a decrease from 15% under current law) of the certified distributions to be made to the county in a determination year. Provides that the amount of the supplemental distribution is equal to the amount by which: (1) the balance in the county trust account; minus (2) the amount of any supplemental or special distribution that has not yet been accounted for in the last known balance of the county's trust account; exceeds 11% (which is a decrease from 15% under current law) of the certified distributions to be made to the county in the determination year.