The company was reorganised to a battalion-sized unit in 1864 and was renamed Sapper Corps.

That same year, the field telegraphy company that had been attached to the unit became independent and later formed Uppland Regiment.

Blazon: "Azure, the lesser coat of arms of Sweden, three open crowns placed two and one The shield surmounted a cluster of rays coming down from a mullet, or".

[2] The colour of Ing 2 was presented on 26 September 1935 by His Majestyg the King Gustaf V at the 300th Anniversary of the Fortifikationen ("Royal Engineers") in Stockholm.

The colour couldn't therefore be admitted to the Swedish Army Museum collection until 2012.