Heritage unit

As of 2023, all major Class I railroads have official heritage units, except for BNSF Railway.

[5] In 2019, the Canadian Pacific Railway, now Canadian Pacific Kansas City, painted nine EMD SD70ACU units in a maroon and gray paint scheme with a different font style.

In late 2020, the Canadian National Railway revealed five new heritage units after they had been first spotted a month earlier.

They were painted in honour of the 25th anniversary of CN's initial public offering.

[6][7] Beginning in 2023, CSX revealed its first of many heritage units, ES44AH 1827 with a Baltimore & Ohio paint scheme.

UP 1983 is an EMD SD70ACe owned by the Union Pacific Railroad and painted in the Western Pacific Railroad scheme, one of the 6 railroads acquired by Union Pacific.
Amtrak GE P42DC locomotive #145, which is painted in Amtrak's Phase III scheme, and is one of 16 Amtrak heritage units
ES 499.0001 , actual running number 350 001-4, of the Slovakian Railways (ZSSK) in its factory paint scheme. Railway companies in Europe have also taken up this practice.
CC 201 83 31 of the Kereta Api Indonesia (formerly CC 201 69), the first of the national railway's main line locomotive to use honorary paint scheme, sporting the railway's 1953-1991 paint scheme since 2021. [ 9 ]
NS 1074 is an EMD SD70ACe owned by the Norfolk Southern Railway , painted in the Lackawanna scheme, one of the 20 railroads acquired by it.