ORS 273.765: Liability for costs of relocation or extension of mains and outfalls.

Any person adding or removing any material to or from submerged or submersible land so as to make necessary or advisable the relocation or extension of a main or outfall described in ORS 273.761 (2) shall be liable to the municipal corporation for all expenses incurred by it in relocating or extending such main or outfall.