; and (ii) during the 1-year period beginning on the date that is 4 years after the date on which the entity is awarded the grant amounts, may continue to measure and evaluate the activities supported with the grant amounts, as required under subparagraph (B). (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 shall— (1) use any grant funds that the entity is awarded— (A) in accordance with any applicable statute, regulation, and application procedure; and (B) to the extent required under applicable law; (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; (B) correcting any deficiency in the operation of a program to which the grant relates, as identified through an audit or another monitoring or evaluation procedure; and (C) adopting written procedures for the receipt and resolution of complaints alleging a violation of law with respect to a program to which the grant relates; (3) cooperate with respect to any evaluation— (A) of any program that relates to a grant awarded to the entity; and (B) that is carried out by or for the Assistant Secretary or another Federal official