(a) The commissioner of alcoholism and substance abuse services is authorized, within appropriations made therefor, to establish a continuum of community residential services for alcoholism.

(b) The commissioner shall establish standards for the operation and funding of community residential services, including but not limited to:

(1) criteria for admission to and continued residence in each type of community residence;

(2) periodic evaluation of services provided by community residences;

(3) staffing patterns for each type of community residence; and

(4) guidelines for determining state aid to community residences, as described in subdivision (c) of this section.

(c) Within amounts available therefor and subject to regulations established by the commissioner and notwithstanding any other provisions of this article, the commissioner may provide state aid to local governments and to voluntary agencies in an amount up to one hundred percent of net operating costs of community residences for alcoholism services. The commissioner shall establish guidelines for determining the amount of state aid provided pursuant to this section. The guidelines shall be designed to enable the effective and efficient operation of such residences and shall include, but need not be limited to, standards for determining anticipated revenue, for retention and use of income exceeding the anticipated amount and for determining reasonable levels of uncollectible income. Such state aid to voluntary agencies shall not be granted unless the proposed community residence is consistent with the relevant local services plan adopted pursuant to section 41.18 of this article.