Oregon Revised Statutes Public Organizations for Community Service § 267.320

(1) Except as otherwise provided in this section, to carry out the powers granted by ORS 267.010 to 267.390, the district board may by ordinance impose and may collect user charges, fees and tolls from those who are served by or use the transit system and other facilities and services of the district.

(2) The district shall not charge a person over 65 years of age a fee of more than 50 percent of the regular fee for transportation provided by the district. The maximum fee established by this subsection does not apply on any weekday, Monday through Friday, between the hours of 5 a.m. and 9 a.m. or between the hours of 3 p.m. and 7 p.m.