Regulations & Interpretations

OPS Interpretations

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Part 40 Procedures for Transportation Workplace

General Interpretation

• August 1995
  

Part 199 Subpart A - General

40.1; Applicability

• July 1993
  

40.3; Definitions

• April 16, 1997
• April 16, 1997
• April 4, 1997
  

Part 199 Subpart B - Drug Testing

40.21; The Drugs

• May 1995
  

40.23; Preparation for Testing

• September 25, 1995
• September 25, 1995
• January 1995
• No Date
  

40.25; Specimen Collection Procedures

• September 28, 1995
• September 26, 1995
• September 25, 1995
• August 1995
• July 1995
• June 1995
• May 17, 1995
• May 16, 1995
• December 1993
• August 1993
• December 1992
  

40.29; Labratory Analysis Procedures

• April 1997
• August 1995
• July 1995
• June 1995
• May 1995
  

40.33; Reporting and Review of Results

• April 1997
• October 1995
• September 21, 1995
• September 12, 1995
• August 1995
• May 18, 1995
• May 16, 1995
• May 16, 1995
• May 16, 1995
• November 1995
• June 1993
• No Date
  

40.35; Protection of Employee Records

• April 1997
  

Part 199 Subpart C - Alcohol Testing

40.63; Procedures for Screening Tests

40.69; Inability to Provide an Adequate Amount of Breath

• June 1995
  

Index of Interpretations