(c) The benefit rate of a claimant with respect to any such week shall be determined or redetermined by disregarding the remuneration paid for such employment.
"Educational service agency" means a governmental agency or governmental entity or Indian tribal entity which is established and operated exclusively for the purpose of providing to one or more educational institutions services mentioned under this subdivision or subdivision eleven of this section.
For purposes of this subdivision or subdivision eleven of this section, "educational institution" shall include any not-for-profit community art school which is chartered as a school by the board of regents of the university of state of New York.