This was organized through the Defence Act of 1948, where Gotland Infantry Regiment (I 18) was converted into a brigade.

[2] In 1963, when the reorganization into the Pansarbrigad 63 ("Armoured Brigade 63) was commenced within the Swedish Army, it was decided that Göta Life Guards' (P 1) detachment, the Göta Armoured Life Guards' Company in Gotland (P 1 G), would be amalgamated with the Gotland Infantry Regiment (I 18).

In 1994, the brigade was separated along with the regiment from the command and became a cadre-organized war unit in the Middle Military District (Milo M) from 1 July, under the new name Gotland Regiment and Gotland Brigade (MekB 18).

Blazon: "Azure, a ram passant argent, armed or, banner gules with crosstaff, edging and five flaps or.

The shield surmounted two arms in fess, embowed and vambraced, the hands holding swords in saltire, or".