California Code, Public Utilities Code - PUC § 99663

(a) In accordance with regulations and guidelines of the commission, each application shall be accompanied by a plan describing how the grant funds will be used, what other capital funds are available for the project, and how those funds will be used.  The plan shall include a plan for operating any new service, including a financial plan for operation.

(b) The plan shall also identify the sources of the remainder of the funds required for construction and operation of any new service.

(c) The application shall demonstrate that a reasonable share of the cost of any new or rehabilitated passenger rail service, as determined by the commission, will be covered by farebox revenue.