| Class | From Sub | To Sub | Order No. | Action | Date |
|---|---|---|---|---|---|
| D35 | 1 | 2 | 542 | Established | 1976-Sep-07 |
| D35 | 3 | 543 | Established | 1976-Sep-07 | |
| D37 | ALL | 542 | Established | 1976-Sep-07 | |
| D39 | ALL | 542 | Established | 1976-Sep-07 | |
| D40 | ALL | 542 | Established | 1976-Sep-07 | |
| D45 | ALL | 543 | Established | 1976-Sep-07 | |
| D46 | ALL | 542 | Established | 1976-Sep-07 | |
| D47 | 5 | 542 | Established | 1976-Sep-07 | |
| D47 | ALL | 1040 | Abolished | 1986-Apr-01 | |
| D48 | 31 | 574 | Established | 1977-Feb-15 | |
| D48 | 33 | 38 | 574 | Established | 1977-Feb-15 |
| D48 | ALL | 713 | Abolished | 1980-Jan-24 | |
| D49 | ALL | 542 | Established | 1976-Sep-07 | |
| D52 | 1 | 4 | 663 | Abolished | 1979-Jan-04 |
| D54 | 1 | 2 | 518 | Established | 1976-Apr-20 |
| D54 | 4 | 14 | 542 | Established | 1976-Sep-07 |
| D55 | ALL | 542 | Established | 1976-Sep-07 | |
| D56 | 1 | 2 | 663 | Established | 1979-Jan-04 |
| D56 | 4 | 574 | Established | 1977-Feb-15 | |
| D56 | 9 | 663 | Established | 1979-Jan-04 | |
| D57 | ALL | 519 | Established | 1976-Apr-20 | |
| D59 | ALL | 1040 | Abolished | 1986-Apr-01 | |
| D60 | ALL | 518 | Established | 1976-Apr-20 | |
| D61 | ALL | 519 | Established | 1976-Apr-20 | |
| D63 | ALL | 542 | Established | 1976-Sep-07 | |
| D64 | 10 | 18 | 663 | Established | 1979-Jan-04 |
| D64 | ALL | 1040 | Abolished | 1986-Apr-01 | |
| D65 | ALL | 542 | Established | 1976-Sep-07 | |
| D67 | ALL | 542 | Established | 1976-Sep-07 | |
| D68 | ALL | 518 | Established | 1976-Apr-20 | |
| D70 | ALL | 542 | Established | 1976-Sep-07 | |
| D73 | ALL | 713 | Abolished | 1980-Jan-24 | |
| D77 | ALL | 542 | Established | 1976-Sep-07 | |
| D80 | ALL | 663 | Established | 1979-Jan-04 | |
| D81 | ALL | 542 | Established | 1976-Sep-07 | |
| D83 | 2 | 574 | Established | 1977-Feb-15 | |
| D83 | ALL | 576 | Established | 1977-Feb-15 | |
| D86 | ALL | 576 | Established | 1977-Feb-15 | |
| D87 | 4 | 577 | Established | 1977-Feb-15 | |
| D87 | 9 | 519 | Established | 1976-Apr-20 | |
| D87 | 10 | 576 | Established | 1977-Feb-15 | |
| D87 | ALL | 673 | Abolished | 1979-Mar-29 | |
| D88 | 1 | 2 | 673 | Abolished | 1979-Mar-29 |
| D88 | 3 | 671 | Abolished | 1979-Mar-21 | |
| D88 | 4 | 5 | 673 | Abolished | 1979-Mar-29 |
| D92 | 1.1 | 1.2 | 673 | Established | 1979-Mar-29 |
| D92 | 15 | 542 | Established | 1976-Sep-07 | |
| D92 | 17 | 518 | Established | 1976-Apr-20 | |
| D92 | 25 | 33 | 518 | Established | 1976-Apr-20 |
| D92 | ALL | 1040 | Abolished | 1986-Apr-01 | |
| D93 | ALL | 542 | Established | 1976-Sep-07 | |
| D94 | ALL | 542 | Established | 1976-Sep-07 | |
| D95 | ALL | 576 | Established | 1977-Feb-15 | |
| D96 | ALL | 663 | Established | 1979-Jan-04 | |
| D98 | ALL | 542 | Established | 1976-Sep-07 | |
| D99 | 1 | 43 | 652 | Established | 1978-Oct-31 |
| D99 | 44 | 51 | 761 | Established | 1980-Dec-04 |
| D99 | 44 | 51 | 812 | Abolished | 1981-Oct-20 |
| D99 | 99 | 652 | Established | 1978-Oct-31 |