In His Infernal Majesty's Service is the sixth full-length studio album by the Swedish thrash metal band Witchery and their third since signing with Century Media Records.

[5] This album is the first for vocalist Angus Norder and drummer Chris Barkensjö, replacing Emperor Magus Caligula and Martin Axenrot respectively.

[6] All songs written by Patrik Jensen.

The bonus tracks, "Eye for an Eye" and "Cloak and Dagger" are from the recording sessions for the previous album Witchkrieg.

[7] This 2010s metal album–related article is a stub.