(a) Ascertain by computation and estimate the total amount of revenue available for state purposes for the current fiscal year; and
(b) Apportion the state tax levy on property, if any, among the several counties in the manner provided in ORS 291.445.
(2) In addition to the requirement in subsection (1) of this section, the Oregon Department of Administrative Services with the assistance of the Department of Revenue shall for each calendar quarter of the year ascertain by computation and estimate the total amount of revenue available for state purposes for the current fiscal year, as well as the amount of revenue received quarterly, cumulated throughout the biennium, and report its estimate to the Legislative Revenue Officer and to the Legislative Fiscal Officer.
(3) In carrying out its duties under subsection (2) of this section, the Oregon Department of Administrative Services shall issue quarterly a statement setting forth the methodology and assumptions used in making the revenue estimate. Nothing in this subsection requires the statement to set forth procedures used or methods used to determine either the methodology or the assumptions. [Formerly 309.510; 1971 s.s. c.5 §3; 1975 c.789 §10; 1980 c.11 §1; 2011 c.545 §21; 2012 c.107 §21]