California Code, Government Code - GOV § 17522

(a) “Initial reimbursement claim” means a claim filed with the Controller by a local agency or school district for costs to be reimbursed for the fiscal years specified in the first claiming instructions issued by the Controller pursuant to subdivision (b) of Section 17558.

(b) “Annual reimbursement claim” means a claim for actual costs incurred in a prior fiscal year filed with the Controller by a local agency or school district for which appropriations are made to the Controller for this purpose.

(c) “Entitlement claim” means a claim filed by a local agency or school district with the Controller for the purpose of establishing or adjusting a base year entitlement.  All entitlement claims are subject to Section 17616.