; (2) a unit of local government (including any special district, such as an air quality management district or a school district); (3) an Indian Tribe; or (4) a Native Hawaiian organization. (c) Applications To be eligible to receive a grant under subsection (a), an eligible entity described in subsection (b) shall submit to the Administrator an application at such time, in such manner, and containing such information as the Administrator may require, which shall include a plan to collaborate with a public institution of higher education (as defined in section 101(a) of the Higher Education Act of 1965 ( 20 U.S.C. 1001(a) )) or other research institution that— (1) has established expertise with respect to air quality or dedicated centers of air quality research; (2) has experience with relevant outreach and extension work; (3) has established relationships with relevant Federal, State, and local agencies, community organizations, Native Hawaiian organizations, and Indian Tribes; and (4) is located in an area that is economically or environmentally impacted by wildfire smoke or extreme heat. (d) Technical assistance The Administrator may use amounts made available to carry out this section to provide to eligible entities described in subsection (b) technical assistance in— (1) submitting grant applications under subsection (c); or (2) carrying out projects using a grant under this section. (e) Authorization of appropriations There is authorized to be appropriated to the Administrator to carry out this section $50,000,000 for fiscal year 2024 and each fiscal year thereafter.