N.Y. TWN Law § 303

§ 303. Settlement of disputes. If disputes arise between the owners of\nadjoining lands, concerning the liability of either party to make or\nmaintain any division fence, or the proportion or particular part of the\nfence to be made or maintained by either of them, such disputes shall be\nsettled by any two of the fence viewers of the town, one of whom shall\nbe chosen by each party; and if either neglect, after eight days'\nnotice, to make such choice, the other party may select both. The fence\nviewers, in all matters heard by them, shall see that all interested\nparties have had reasonable notice thereof, and shall examine the\npremises and hear the allegations of the parties. If they cannot agree,\nthey shall select another fence viewer to act with them, and the\ndecision of any two shall be reduced to writing, and contain a\ndescription of the fence, and the proportion to be maintained by each,\nand shall be forthwith filed in the office of the town clerk, and shall\nbe final upon the parties to such dispute, and all parties holding under\nthem.\n