Addendum to Metering Assemblies: Lease Automatic Custody Transfer (LACT) Systems, Second Edition
Amendment by American Petroleum Institute, 08/01/2020

Errata to Standard for Fire Test of Valves, Fifth Edition
Amendment by American Petroleum Institute, 08/01/2020

Errata to Corrosion Resistant Bolting for Use in the Petroleum and Natural Gas Industries, Second Edition
Amendment by American Petroleum Institute, 11/01/2020

Addendum to Application Care, and use of Wire Rope for Oil Field Service, Fourteenth Edition
Amendment by American Petroleum Institute, 09/01/2020

Addendum to Risk-Based Inspection Methodology, Third Edition
Amendment by American Petroleum Institute, 10/01/2020

Addendum to Shell-and-Tube Heat Exchangers, Ninth Edition
Amendment by American Petroleum Institute, 08/01/2020

Product Evaluation, Application, and Testing of Stage Cementing Collars, First Edition
standard by American Petroleum Institute, 08/01/2020

Flow-control Devices for Side-pocket Mandrels, Second Edition
standard by American Petroleum Institute, 09/01/2020

Errata to Specification for Drilling and Production Hoisting Equipment (PSL 1 and PSL 2), Fifth Edition
Amendment by American Petroleum Institute,

Laboratory Testing of Drilling Fluids, Ninth Edition
standard by American Petroleum Institute, 12/01/2020