- 1968
Clyde DEL1512 entered service.
- 1982
Clyde DEL2172 entered service
- 1987
End-loading back removed from WARRUBULLEN, NCL.
- 1997
EL3501 worked EI41/ED41 CALLEMONDAH-BOONAL-CALLEMONDAH as its last train in original livery.
- 1998
DEL1523 worked 4504/3B05/3912 MAYNE-REDBANK-DOOMBEN-MAYNE as its last train in original livery.
- 1999
EL3926 emerged from ROCKHAMPTON Workshops in corporate livery & worked C776 ROCKHAMPTON-ACACIA RIDGE as its first train.
- 2000
DTC commissioned TOOWOOMBA-WALLANGARRA, Southern Line; WYREEMA-MILLMERRAN, Millmerran Branch; and WARWICK-DIRRANBANDI, South-Western Line.
Researched and compiled by Peter Burkitt, with later additions as sourced. About this list, abbreviations and the full calendar
