N.Y. County Law § 274: Extension of the district

§ 274. Extension of the district. A county district may be extended so

as to include territory not previously included within its boundaries in

the same manner as hereinbefore prescribed for the original

establishment of the district. If the cost of establishment of the

original district and of providing the improvement therein was assessed,

levied and collected pursuant to the provisions of section two hundred

seventy, then the cost of the extension and of the improvements therein

shall be assessed, levied and collected pursuant to the provisions of

said section. If the cost of establishment of the original district and

of providing of the improvement therein was assessed, levied and

collected pursuant to the provisions of section two hundred seventy-one,

then the cost of the extension and of the improvement therein shall be

assessed, levied and collected pursuant to the provisions of said

section. The cost of the extension shall include such proportion of the

cost of the system of the original district as the board of supervisors

shall determine.