; 5 U.S.C. App.) and section 3145 of title 40, United States Code. (F) Neutrality requirement An employer to which the Assistant Secretary awards a grant under the Program shall remain neutral with respect to the exercise of employees and labor organizations of the right to organize and bargain under the National Labor Relations Act ( 29 U.S.C. 151 et seq.). (G) Referral of alleged violations of applicable Federal labor and employment laws The Assistant Secretary shall refer any alleged violation of an applicable labor and employment law to the appropriate Federal agency for investigation and enforcement, any alleged violation of subparagraph (E) or (F) to the National Labor Relations Board for investigation and enforcement, utilizing all appropriate remedies up to and including debarment from the Program. (e) Federal share (1) In general Except as provided in paragraph (2), the Federal share of any project for which the Assistant Secretary awards a grant under the Program may not exceed 90 percent. (2) Exception The Assistant Secretary may grant a waiver with respect to the limitation on the Federal share of a project described in paragraph (1) if— (A) the applicant with respect to the project petitions the Assistant Secretary for the waiver; and (B) the Assistant Secretary determines that the petition described in subparagraph (A) demonstrates financial need. (f) Assurances When applying for a grant under this section, an entity shall include in the application for that grant assurances that the entity will— (1) use any grant funds that the entity is awarded in accordance with any applicable statute, regulation, or application procedure; (2) adopt and use proper methods of administering any grant that the entity is awarded, including by— (A) enforcing any obligation imposed under law on any agency, institution, organization, or other entity that is responsible for carrying out a program to which the grant relates