API 1509 : 2002

1 Scope
2 Normative References
3 Terms and Definitions
4 EOLCS Overview
6 License System for API Marks
7 Use and Labeling Requirements for API Marks
8 System Monitoring, Enforcement, and Conformance
ANNEX A - Evolution of Engine Oil Classifications
ANNEX B - Interindustry Advisory Group to the
          API/Automotive Manufacturers
ANNEX C - Developing New Engine Oil Performance
          Standards for the API Certification Mark
ANNEX D - Developing New Diesel Oil Performance
          Standards for API C Service Categories
ANNEX E - API Base Oil Interchangeability Guidelines
          for Passenger Car Engine Oils and Diesel Engine Oils
ANNEX F - API Guidelines for SAE Viscosity-Grade Engine
          Testing
ANNEX G - Requirements for API Service Categories SH, SJ,
          SL and SM by Viscosity Grade
ANNEX H - American Petroleum Institute Application for Licensure
ANNEX I - Glossary
ANNEX J - ACC Petroleum Additives Panel Product Approval
          Code of Practice
ANNEX K - Tolerance Limits for Physical and Chemical
          Properties (for Auditing)
ANNEX L - Guidelines for the Selection of Product and Engine
          Test Audits
ANNEX M - API Mark Conformance Audit: Engine Tests
ANNEX N - Multiple Test Evaluation Procedure
ANNEX O - Technical Interpretations of API 1509
ANNEX P - EOLCS Licensing Clarifications
ANNEX Q - ILSAC Minimum Performance Standards for
          Passenger Car Engine Oils
ANNEX R - API Guidelines for Use of a Single Technology
          Matrix
ANNEX S - Performance Requirements for C Category Supplements

Defines the API Engine Oil Licensing and Certification System (EOLCS), a voluntary licensing and certification program designed to define, certify, and monitor engine oil performance deemed necessary for satisfactory equipment life and performance by vehicle and engine manufacturers.