Amends GS 153A-210.1(b) to extend the sunset for GS Chapter 153A, Article 9A, Special Assessments for Critical Infrastructure Needs, to July 1, 2019, only for projects authorized in GS 153A-210.2(a1) (was, extended for all).

Amends GS 153A-210.2 to add that the provisions of (a1), concerning the special assessment for repairing the lake dam only apply to a privately owned dam formerly used for textile mill purposes, forming a lake between 225 and 325 acres in area. 

Makes the act applicable statewide instead of just Richmond County.

Makes conforming changes to the act's titles.