Oregon Revised Statutes Domestic Relations § 107.732

(1) An order or a modification to an order issued under ORS 107.700 to 107.735 that provides for the custody of a child shall, when requested by the party awarded custody, contain a provision ordering a peace officer to assist in recovering the custody of the child and authorizing the use of any reasonable force necessary to that end, including directing forcible entry into specified premises.

(2) An order under ORS 107.718 directing the sheriff to use any reasonable force necessary to enforce the order authorizes the sheriff to make a forcible entry into the premises specified in the order.

(3) No peace officer shall be civilly or criminally liable for any action taken in recovering the custody of a child pursuant to an order issued under ORS 107.700 to 107.735, except for intentional torts outside the scope of the peace officer's duties.