Initially only two battalions were raised, but since then the size of the regiment has fluctuated depending upon the Army's requirements.

There are currently three battalions within the regiment based at various locations throughout Queensland, all of which are assigned to the 11th Brigade.

[3] Initially, the regiment simply had a 1st and 2nd Battalion, which were established under the Pentropic divisional structure.

It was initially designated as the "Queensland Regiment", but was granted the Royal suffix shortly after its establishment.

[1] Since the late 1990s, the regiment's component battalions have deployed personnel in support of various overseas operations including Rifle Company Butterworth as well as deployments to East Timor, Solomon Islands, Afghanistan, Iraq, the Sinai, and various border protection operations.