Q: In this task, you are given a summary for US Congressional and California state bill, your task is to generate a Title for this bill. The preferred titles are under forty words and mention the purpose of the bill.
North Unit Irrigation District Act of 2006 - Modifies a repayment contract between the Secretary of the Interior and the North Unit Irrigation District, Oregon, to permit the District to engage in, or take advantage of, conserved water projects authorized by Oregon law.

Authorizes the Secretary to renegotiate in the future such contract terms as the District directors determine to be necessary, only upon the written request of the District directors and the consent of the Commissioner of Reclamation.
A:
A bill to provide for the modification of an amendatory repayment contract between the Secretary of the Interior and the North Unit Irrigation District, and for other purposes.