Oregon Revised Statutes Property Rights and Transactions § 90.318

(a) A separate location for containers or depots for at least four principal recyclable materials or for the number of materials required to be collected under the residential on-route collection program, whichever is less, adequate to hold the reasonably anticipated volume of each material;

(b) Regular collection service of the source separated recyclable materials;  and

(c) Notice at least once a year of the opportunity to recycle with a description of the location of the containers or depots on the premises and information about how to recycle.  New tenants shall be notified of the opportunity to recycle at the time of entering into a rental agreement.