Refer to the Procurement Manual for the procedures pertaining to the following worksheets. File Acknowledgement of Contract (AOC) Request Worksheet (21.67 KB) File Emergency Procurement Procurement Approval Request Worksheet (41.35 KB) File Expenditure Registration System (ERS) Request Worksheet (20.18 KB) File Program Grant Authority (PGA) Request Worksheet (20.5 KB) File Single Feasible Source (SFS) Approval Request Worksheet (53.44 KB) File Special Delegation of Authority (SDA) Request Worksheet (22.42 KB)