This document provides guidance as to how the industry should handle accounting issues associated with rig-related costs. This document provides guidance as to how the industry should handle accounting issues associated with rig-related costs. The principles of the document are applicable to any kind of rig, both onshore and offshore. Notable rig-related cost topics include construction oversight, modifications, commissioning, mobilization, load-out, dead time, suspended operations, maintenance, repairs, rig moves, programs moves, demobilization and rig support costs. It also discusses how to allocate costs to the properties served over the life of the rig contract. 40 pages. 2015.