OAR 543-040-0023
OAR 543-040-0023. Square Mileage Determination
(1) In determining the specific area that a public library serves for the purposes of distributing funds under ORS 357.780(3), the State Library shall determine the number of square miles, rounded to the nearest square mile, within which reside the population assigned in accordance with OAR 543-080-0040.
(2) Federated library systems may, by policy of the system, be assigned any square mileage within the system’s geographic service area that is not otherwise served by another independent public library.
(3) Public libraries may be assigned square mileage beyond their governing authority's jurisdiction only if they have a valid contract with another unit of local government, such as a school, to provide services to children ages 0-14, as described in OAR 543-080-0040(3).