Purchase API Standards & Software
API offers over 1,000 publications to help the natural gas and oil industry safely, efficiently, and responsibly supply energy to billions of people around the world. Follow the tabs below to obtain them today:
If you have any questions about purchasing a document, please contact APIPubs@api.org
Below is the 2023 catalog of API publications, which includes standards, data products, and software. You may choose to view the full catalog or by industry segment.
Subscription Inquiry Form
API now offers a direct subscription service to the standards your organization needs via API Compass.
Access standards, mitigate risk with the latest change management tools like new standards alerts, red-lining capability, and organization-wide annotations, analyze available standards, and make gap analysis notes to reduce reliance on internal standards (increasing efficiencies), and support other API initiatives through this direct licensing platform. Learn more about API's standard's subscription service.
Subscribers can sign up by industry area or for the complete API collection. The most used standards are also available in two convenient formats (PDF and HTML/online).
Learn about API’s software product offerings and where you can purchase them online.
Measurements Chapter 11.1 Volume Correction Factors
Quorum Software is the only distributor that is licensed by API to develop, market, and support the API MPMS Chapter 11.1 Code (Temperature and Pressure Volume Correction Factors for Generalized Crude Oils, Refined Products, Special Applications, and Lubricating Oils). This information is available in equations relating volume to pressure which contains physical data that has direct application to volumetric measurements of liquid hydrocarbon.
API Technical Data Book
The API Technical Data Book, co-published and updated annually by the American Petroleum Institute and EPCON International, is the source for the latest, most accurate technical data, methods, and standards on petroleum refining officially sanctioned by the American Petroleum Institute.
SANGEA 4.2 GHG Emissions Estimating System
SANGEA™ is an emissions estimation software tool for the oil and natural gas industry to quantify greenhouse gas (GHG) emissions and standardize emissions reporting. It is based on the 2009 API Compendium of Greenhouse Gas Emissions Methodologies for the Oil and Gas Industry and US EPA Mandatory Reporting Rule Subparts C, P, W and Y, including recent updates (RY2015) to US EPA MRR reporting requirements. The software also includes US EPA AP-42 emission factors for criteria pollutants.
API RBI Software
API RP 580 is a Risk-Based Inspection document that identifies the basic elements for developing, implementing, and maintaining an RBI program. API RP 581 documents a quantitative approach to implementing RBI. Its methodology involves a rigorous quantitative assessment of the PoF (Probability of Failure) and the CoF (Consequence of Failure) associated with each equipment item in a particular process unit
The Equity Engineering Group, Inc.’s software is the only API-branded RBI software product that is compliant with API RP (Recommended Practice) 580.
As of December 31, 2018, the E&P TANKS v3.0 software is no longer distributed.