Addendum 2 for Specification for Drilling and Well Servicing Equipment, Fourth Edition
Amendment by American Petroleum Institute, 04/01/2006

Addendum 1 for Procedures for Inspection, Maintenance, Repair, and Remanufacture of Drilling Equipment, 1st Edition
Amendment by American Petroleum Institute, 02/01/2006

Addendum 2 for Procedures for Inspection, Maintenance, Repair, and Remanufacture of Drilling Equipment, 1st Edition
Amendment by American Petroleum Institute, 04/01/2006

API Standards 620, 650, and 653 Interpretations — Tank Construction and In-Service Inspection – Answers to Technical Inquiries
standard by American Petroleum Institute, 11/01/1997

Climate Change Policy Commitments: A Reality Check
standard by American Petroleum Institute, 12/01/1997

Addendum 1 – Specification for Drilling and Production Hoisting Equipment
Amendment by American Petroleum Institute, 05/01/2001

Addendum 1, May 2001 – Specification for Drilling and Production Hoisting Equipment (PSL1 and PSL2)
Amendment by American Petroleum Institute, 05/01/2001

Specification for Drilling and Production Hoisting Equipment (PSL1 and PSL2) – Includes Addendum 1, May 2001
standard by American Petroleum Institute, 12/01/1997

Digest of State Boiler, Pressure Vessel, Piping, and Aboveground Petroleum Storage Tank Rules and Regulations
standard by American Petroleum Institute, 11/01/1997