§ 4119. School district may contract to educate Indian children. Notwithstanding any other provision of law, the trustee, trustees or board of education of any school district shall have power to contract with the commissioner of education for the instruction of Indian children for a period of ten years. Notwithstanding any other provision of law, the trustee, trustees or board of education of any school district shall have authority to lease a site or school building owned by the state of New York whether located on or off an Indian reservation and such trustee, trustees or board of education shall have authority to maintain school in such building notwithstanding the fact that such building may not be located within the district boundary lines of such school district.