The Helican Sub-sector is a sub-sector of the Scarus Sector, which is situated in the Segmentum Obscurus. Jeromya Faurlitz IV is currently the sub-sector's Imperial Governor and Lord Commander of the Imperial Guard forces in Helican. He has established strong political ties to the Imperial Warmaster Honorius present in the sector. The Helican Sub-sector was the site of the Helican Schism, a wave of rebellion, terrorism and sabotage that swept the area in the early 41st Millennium.