| Section No. | Description |
|---|---|
| Section 316.307 | Ordering |
| Section 316.505 | Letter contracts |
| Section 316.603 | Limitations |
| Section 316.603-3 | Procedure for requesting authority to issue a letter contract |
| Section 316.603-70 | Approval for modifications to letter contracts |
| Section 316.603-71 | Unauthorized types of agreements |
| Section 316.770 | Memoranda of understanding |
| Section 316.770-2 | General |