; and (2) to access assistance under other available sources, including State, local, territorial, or private sources, to implement projects that diversify and strengthen the economy in the community. 277. General provisions (a) Regulations (1) In general The Secretary shall, subject to paragraph (3), promulgate such regulations as may be necessary to carry out this subchapter, including with respect to— (A) administering the awarding of grants under section 274, including establishing guidelines for the submission and evaluation of grant applications under such section; and (B) establishing guidelines for the evaluation of strategic plans developed to meet the requirements of section 275. (2) Consultations The Secretary shall consult with the Committee on Ways and Means of the House of Representatives and the Committee on Finance of the Senate not later than 90 days prior to promulgating any final rule or regulation under this subsection. (3) Relationship to existing regulations The Secretary, to the maximum extent practicable, shall— (A) rely on and apply regulations promulgated to carry out other economic development programs of the Department of Commerce in carrying out this subchapter