The regiment has two main operational missions: It also has been known to provide public duties in for the government and the capital on behalf of the JDF.

The battalion at Up Park Camp in Kingston has a commitment to assisting the local police in maintaining law and order, while the battalion at Moneague Training Camp in Moneague, St Ann is mainly committed to anti-drug patrols.

Thus, it decided to add a third regular battalion (4 JR) to support the police in Jamaica's central region.

The Jamaica Regiment was initially formed in 1954 as a unit on the British Army colonial list.

Firstly, it will continue as a "British-style" infantry regiment that is the spiritual home and repository of customs and traditions for a number of battalions that do not necessarily serve together operationally.