paragraph (1) not met by the application. (e) Duration of project A demonstration project under this section may be approved for a term of not more than 5 years. (f) Modification of project (1) Request for modification An entity conducting a demonstration project approved under this section may submit to each administering Secretary with respect to any program included in the project a request to modify the project. (2) Requirement An administering Secretary may not approve a request submitted under paragraph (1) with respect to a project, unless the administering Secretary determines that, if the request is not approved, the project will not achieve its performance objectives because economic conditions have changed since the project was approved. (3) 30 -day approval deadline after response If an administering Secretary receives a request made under this subsection and does not disapprove the request within 30 days after the receipt, the administering Secretary is deemed to have approved the request, except to the extent inconsistent with subsection (d)(2), (d)(4), or (e). (4) Agreement of each administering Secretary required (A) In general The entity conducting a demonstration project approved under this section may not modify the project, except in accordance with a request approved under this subsection by each administering Secretary with respect to any program included in the project. (B) Agreement with respect to funding and implementation Before approving a request to modify a demonstration project approved under this section, an administering Secretary shall have in place an agreement with the requestor with respect to the payment of funds and responsibilities of the administering Secretary with respect to the modified project. (g) Early termination of project An administering Secretary with respect to a demonstration project conducted under this section may terminate the project if the administering Secretary— (1) determines that the entity conducting the project has violated the substantive terms or