0 INTRODUCTION
1 SCOPE
2 REFERENCES
3 DEFINITIONS
4 RESPONSIBILITY
   4.1 API Responsibility
   4.2 Laboratory Responsibility
5 TECHNICAL REQUIREMENTS
6 ACCREDITATION PROCESS
   6.1 Accreditation Criteria
   6.2 Application
   6.3 Quality Manual Review
   6.4 On Site Assessment
   6.5 Decision on Accreditation
   6.6 Proficiency Testing
   6.7 Period of Accreditation
   6.8 Maintaining Accreditation
   6.9 Renewal of Accreditation
   6.10 Suspension, Revocation, and Denial of
        Accreditation
   6.11 Warning Letters
   6.12 Reinstatement
   6.13 Satellite Facilities
7 ON SITE ASSESSMENT
   7.1 General
   7.2 Assessment Elements
   7.3 On Site Assessors
   7.4 Laboratory Cooperation
   7.5 Frequency of Assessments
   7.6 Assessment Reports
   7.7 Code of Ethics
8 PROFICIENCY TESTING
9 ACCREDITATION FOR ADDITIONAL TESTING
10 PROMOTION OF PTLAP ACCREDITATION
11 APPEALS
12 QUALITY SYSTEM
   12.1 Management Responsibility
   12.2 Organization
   12.3 Quality Policy
   12.4 Quality Planning
   12.5 Quality Manual
   12.6 Management Review
   12.7 Internal Quality Audits
   12.8 Document and Data Control
13 PROCESS CONTROL
   13.1 Equipment and Reference Materials
   13.2 Measurement Traceability and Calibration
   13.3 Test Methods
   13.4 Accommodation and Environment
   13.5 Handling of Test Items
   13.6 Statistical Techniques
   13.7 Outside Support Services and Supplies
14 PERSONNEL
15 SUBCONTRACTING OF TESTING
16 NONCONFORMANCE CONTROLS
   16.1 Nonconformance Review and Evaluation
   16.2 Corrective and Preventive Action
17 RECORDS
18 CERTIFICATES AND REPORTS
19 COMPLAINTS
APPENDIX A - PETROLEUM TEST LABORATORY ACCREDITATION
             PROGRAM TESTING LIST