A combination lock is provided, the combination lock having a rotary latch configured for rotation between a locked position and an unlocked position, the rotary latch rotating in a first plane; and a bolt configured for movement between a first position and a second position along a second plane the second plane being oriented at a different location than the first plane, the bolt engaging the rotary latch in the first position such that rotation of the rotary latch from the locked position to the unlocked position is prevented.