; or (iv) any combination of the entities described in clauses (i) through (iii). (2) Minority serving institution The term minority serving institution means an institution of higher education described in paragraph (1), (2), (3), (4), (5), (6), or (7) of section 371(a). 753. Grants authorized (a) In general Except as provided in subsection (b)(2), with the funds made available for this part under section 757, the Secretary shall make competitive planning and implementation grants, as described in subsections (b) and (c), to eligible entities to enable such entities to plan for the implementation of, in the case of a planning grant, and implement, in the case of an implementation grant, innovations described in section 751 and to support the planning, development, implementation, validation, scaling up, and replication of such innovations. (b) Planning grants (1) In general Except as provided in paragraph (2), with the funds made available under section 757 for a fiscal year, the Secretary shall use not more than 5 percent or $42,500,000 (whichever is greater) to award, on a competitive basis, planning grants to enable eligible entities to plan, design, and develop innovations described in section 751. (2) Sectors Planning grants shall be awarded to each sector of a minority-serving institution in proportion to the allocations made in subparagraphs (A) through (G) of section 757(1). (3) Duration A planning grant authorized under this subsection shall be for the duration of 1 year. (4) Grant amounts Each planning grant authorized under this subsection shall be in an amount that is not more than $150,000. (c) Implementation grants (1) In general With funds made available for this part under section 757, the Secretary shall award implementation grants to enable eligible entities to further develop, pilot, field-test, implement, document, validate, and, as applicable, scale up and replicate, innovations described in section 751. (2) Duration An implementation grant authorized under this subsection shall be for a