This standard is applicable to design, fabrication, testing, installation, and operation of subsea production control systems (SPCSs).This standard covers surface control system equipment, subsea-installed control system equipment, and control fluids. This equipment is utilized for control of subsea production of oil and gas and for subsea water and gas injection services. Where applicable, this standard can be used for equipment on multiple-well applications.Rework and repair of used equipment are beyond the scope of this part of this standard.