In 1975, the regiment gained the new designation I 16/Fo 31 as a consequence of a merge with the local defence district Fo 31.

The colour is drawn by Bengt Olof Kälde and embroidered by machine in insertion technique by the company Libraria.

Blazon: "On blue cloth the provincial badge of Halland; a white lion rampant, armed red.

On a white border at the upper side of the colour, battle honours (Lützen 1632, Leipzig 1642, Lund 1676, Gadebusch 1712) i blue.

Blazon: "Azure, the provincial badge of Halland, a double-tailed lion rampant argent, armed and langued gules.

Blazon: "Azure, the provincial badge of Halland, a double-tailed lion rampant argent, armed and langued gules.

The Halland Group took over the colour and traditions in connection with the disbandment of the regiment and the brigade on 30 June 2000.