| 203-1028 | Transfer of XPT Power Car without engine (PDF, 57.86 KB) | 203-948 | 09/04/2021 | 08/10/2021 | NSW TrainLink, Sydney Trains |
| 203-1033 | Dynamic Testing and Transfer of Tangara Technology Upgrade Phase 2 (TTU2) Sets (PDF, 55.92 KB) | 204-388 | 27/05/2021 | 26/11/2021 | Sydney Trains |
| 203-1044 | Transfer of under mass C set cars between Flemington Maintenance Centre, Auburn, and Chullora (PDF, 128.38 KB) | 203-1043 | 13/05/2021 | 12/11/2021 | Sydney Trains |
| 203-1050 | Restricted operation of Rhomberg M865 Tamper (PDF, 148.07 KB) | 203-998 | 27/05/2021 | 27/11/2021 | Rhomberg Rail Australia |
| 203-1061 | Transfer of NIF cars between Port Kembla and NIF Maintenance Centres (PDF, 273.49 KB) | 203-1010 | 24/06/2021 | 24/12/2021 | NSW TrainLink, Sydney Trains |
| 203-1062 | Change of ownership and transfer of X Class locomotive (PDF, 220.44 KB) | 203-1042 | 25/06/2021 | 24/12/2021 | 3801 Limited |
| 203-1063 | Restricted operation/testing of modified RL 304/305/307 locomotive (PDF, 234.94 KB) | 203-1035 | 25/06/2021 | 25/10/2021 | Southern Shorthaul Railroad |
| 203-1066 | Testing of MTPV2 with trial TCLC signal testing system (PDF, 265.92 KB) | none | 15/07/2021 | 14/01/2022 | Sydney Trains |
| 203-1075 | Operation of LAN NAM heritage carriages (PDF, 245.12 KB) | none | 07/09/2021 | 07/03/2022 | NSWGR Holdings Pty Ltd |
| 203-1076 | Operation of SQSY Wagons (PDF, 241.2 KB) | none | 10/09/2021 | 10/03/2022 | QUBE |
| 203-1079 | Operation of freight and locomotives on the Airport, ESR, North Shore, Flying Junction, City Circle Lines (PDF, 300.68 KB) | 203-1029 and 203-960 | 01/10/2021 | 01/04/2022 | Sydney Trains |
| 203-1080 | One off transfer of KHG Guards Van (PDF, 243.96 KB) | 203-1078 | 07/10/2021 | 16/10/2021 | 3801 Limited |
| 203-1081 | Restricted movement and testing of NIF cars across the Network (PDF, 338.11 KB) | 203-1032 | 14/10/2021 | 14/04/2022 | NSW Trainlink, Sydney Trains |
| 203-1083 | Restricted operation and testing of modified CSR locomotives (PDF, 236.41 KB) | none | 08/10/2021 | 15/11/2021 | SCT Logistics |
| 203-1085 | Operation of QUBE wagons (SGSF SGBF) (PDF, 226.04 KB) | 203-1077 | 08/10/2021 | 08/04/2022 | QUBE |
| 204-472 | Operation of Pacific National’s WDP train with empty or partially loaded RHKY wagons in a loaded consist (PDF, 499.74 KB) | none | 14/10/2021 | 14/04/2022 | Pacific National |
| 204-474 | Sectional running times for western locomotive hauled passenger trains in the TOC manual (PDF, 78.12 KB) | none | 19/04/2021 | 19/10/2021 | Great Southern Railway |
| 204-480 | Trial of AC / DC locomotive mixing AC6 (C44ACi /EL) (PDF, 57.05 KB) | 204-469 | 28/05/2021 | 01/10/2021 | Southern Shorthaul Railroad, Sydney Rail Services |
| 204-483 | Mixing C/G/BRM with CEY locomotives (PDF, 54.78 KB) | 204-476 | 03/06/2021 | 30/11/2021 | Centennial Coal (Southern Shorthaul Railroad) |
| 204-486 | Restricted testing of ATP on EMU sets (PDF, 205.25 KB) | none | 20/07/2021 | 20/01/2022 | Sydney Trains, NSW Trainlink |
| 204-487 | Trial of AC / DC locomotive mixing - AC6 (C44ACi) / CM / GL (PDF, 181.31 KB) | 204-434 | 02/07/2021 | 02/12/2021 | Sydney Rail Services |
| 204-488 | Trailing tonnage increase trial on the Unanderra to Moss Vale line (UP) (PDF, 190.08 KB) | none | 15/07/2021 | 15/01/2022 | Pacific National |
| 204-489 | Train numbering allocation for intrastate trains (PDF, 199.74 KB) | none | 14/07/2021 | 14/01/2022 | QUBE |
| 204-490 | Operation of Aurizon’s WDP Coal Train (PDF, 236.06 KB) | 204-450 | 15/07/2021 | 15/01/2022 | Aurizon |
| 204-491 | Operation of Aurizon’s WDP Coal Train (to NCIG) (PDF, 219.26 KB) | 204-442 | 15/07/2021 | 15/01/2022 | Aurizon |
| 204-492 | Train length exceeding 1500 m on the North (PDF, 188.48 KB) | 201-089 | 16/07/2021 | 16/01/2022 | Specialised Container Transport (SCT) |
| 204-495 | Updates to Western coal train loads and running times (PDF, 297.75 KB) | 204-447 | 14/11/2021 | 14/05/2022 | Sydney Rail Operations Centre |
| 204-499 | Trial of Pacific National steel train (MW2) (PDF, 194.51 KB) | 204-465 | 27/08/2021 | 14/02/2022 | Pacific National |
| 204-500 | Tare condition movement of QQSY container wagons (PDF, 203.24 KB) | 201-093 | 27/08/2021 | 27/02/2022 | Aurizon |
| 204-503 | Changes to train numbering allocation in the TOC manual (PDF, 205.7 KB) | none | 10/09/2021 | 08/03/2022 | Lithgow State Mine Railway, WATCO WA Rail Pty Ltd |
| 204-505 | Trial of AC / DC locomotive mixing - AC6 (C44ACi) / VL (PDF, 188.05 KB) | 204-502 | 07/10/2021 | 10/03/2022 | Southern Shorthaul Railroad, Sydney Rail Services |
| 204-507 | Conditions for the operation of self-propelled diesel trains (degraded mode) (PDF, 245.97 KB) | 204-506 | 30/09/2021 | 30/03/2022 | NSW TrainLink |
| 204-508 | Mixing of 81, 82 and DL class locomotives (PDF, 233.87 KB) | none | 11/10/2021 | 11/04/2022 | Pacific National |
