Oregon Revised Statutes Miscellaneous Matters Related to Government and Public Affairs § 198.550

(1) Except as provided by subsection (3) of this section, before an ordinance is adopted it shall be read during regular meetings of the district board on two different days at least six days apart. The reading of an ordinance shall be full and distinct unless at the meeting:

(2) Except as provided by subsection (3) of this section, the affirmative vote of a majority of the members of the district board is required to adopt an ordinance.

(3) An ordinance to meet an emergency may be introduced, read once and put on its final passage at a regular or special board meeting, without being described in a published agenda, if the reasons requiring immediate action are described in the ordinance. The unanimous approval of all members of the board at the meeting, a quorum being present, is required to adopt an emergency ordinance.