NEW UPDATES!
OARs governing county retention were updated November 2025. Your Multnomah County Retention Series has been updated accordingly. Please make sure to double check - some series may have new retention periods.
Series Title (Agency Series #)
Description. (Legal Citations)
Retention
Training Calendars (ES06-005)
Documents training opportunities offered by the county. Calendar shows classes offered, description, dates and times, and instructors. Also includes information about training resources, and other training information. (OAR 166-150-0005(6)(b))
Retention:
Retain 5 years.
(NOTE: Recently increased from 1 year.)
Training Session Records (ES06-001)
Documents each countywide training session offered. Records include attendance roster, course evaluations, list of people scheduled to attend with notations of reschedules and non-attendees, class description, training course contract and vendor records, training objectives, copies of course materials, and related information. (OAR 166-150-0005(6)(b))
Retention:
Retain 5 years.