API Std 1104 Errata 2 Errata 2 for Welding of Pipelines and Related Facilities - 20th Edition Amendment by American Petroleum Institute, 12/01/2008
API RP 1117 Errata 2 Errata 2 for Recommended Practice for Movement in In-service Pipelines, Third Edition Amendment by American Petroleum Institute, 08/01/2009
API Spec 6H Errata 1 Errata 1 for Specification for End Closures, Connectors, and Swivels Amendment by American Petroleum Institute, 12/01/2008
API Spec 6FC Errata 1 Errata 1 for Fire Test for Valve with Automatic Backseats Amendment by American Petroleum Institute, 12/01/2008
API 6FA Errata 2 Errata for Specification for Fire Test for Valves Amendment by American Petroleum Institute, 12/01/2008
API RP 7G Addendum 2 Addendum 2 to Recommended Practice for Drill Stem Design and Operation Limits Amendment by American Petroleum Institute, 09/01/2009
API RP 7G-2 Errata Errata for Recommended Practice for Inspection and Classification of Used Drill Stem Elements, First Edition (Identical Adoption of ISO 10407-2:2008) Amendment by American Petroleum Institute, 10/01/2009
API Spec 11E Errata 2 Errata for Specifications for Pumping Units, Eighteenth Edition Amendment by American Petroleum Institute, 07/01/2009
API RP 2RD Errata Errata for Design of Risers for Floating Production Systems (FPSs) and Tension-Leg Platforms (TLPs) Amendment by American Petroleum Institute, 06/10/2009
API 6A Errata 5 Errata 5 for Specification for Wellhead and Christmas Tree Equipment Amendment by American Petroleum Institute, 05/01/2009
API RP 5UE Addendum 1 Addenndum 1 to Recommended Practice for Ultrasonic Evaluation of Pipe Imperfections, Second Edition Amendment by American Petroleum Institute, 04/01/2009
API Std 600 Errata 1 Errata 1 to Steel Gate Valves - Flanged and Butt-welding Ends, Bolted Bonnets, Twelfth Edition Amendment by American Petroleum Institute, 11/01/2009