Written assignment of items delivered. The former sheriff shall also at the time referred to in ORS 206.090 deliver to the new sheriff a written assignment of the property, process, papers and prisoners delivered. The new sheriff shall thereupon acknowledge in writing, upon the assignment, the receipt of the property, process, papers and prisoners therein specified, furnish the former sheriff a certified copy thereof and file the original in the county clerk’s office

ORS 206.100 — under Chapter 206.