(2) A dog owner must cause a hearing request to be delivered to the county not later than the 14th day following the sending of notice under subsection (1) of this section. If a dog owner does not make a timely request for a hearing, the dog owner is conclusively presumed to have admitted the matter alleged and the county may immediately take action under ORS 609.162 and 609.163. The county shall send notice of its determination in the manner provided under ORS 609.158 (4). [1999 c.756 §2]