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  1. 49 CFR Part 40 - §40.99 How Long Does The Laboratory Retain Specimens After Testing?

    49 CFR Part 40 - §40.99 How Long Does The Laboratory Retain Specimens After Testing?

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  3. 49 CFR Part 40 §40.173 Who Is Responsible For Paying For The Test of a Split Specimen?

    49 CFR Part 40 §40.173 Who Is Responsible For Paying For The Test of a Split Specimen?

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  4. 49 CFR Part 40: 40.155 What Does The MRO Do When a Negative or Positive Test Result Is Also Dilute?

    49 CFR Part 40: 40.155 What Does The MRO Do When a Negative or Positive Test Result Is Also Dilute?

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  5. 49 CFR Part 40 - §40.171 How Does An Employee Request a Test Of a Split Specimen?

    49 CFR Part 40 - §40.171 How Does An Employee Request a Test Of a Split Specimen?

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  8. 49 CFR Part 40 §40.199 What problems always cause a drug test to be cancelled?

    49 CFR Part 40 §40.199 What problems always cause a drug test to be cancelled?

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  9. 49 CFR Part 40 §40.197 What happens when an employer receives a report of a dilute specimen?

    49 CFR Part 40 §40.197 What happens when an employer receives a report of a dilute specimen?

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  10. 49 CFR Part 40: §40.203 What problems cause a drug test to be cancelled unless they are corrected?

    49 CFR Part 40: §40.203 What problems cause a drug test to be cancelled unless they are corrected?

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  11. 49 CFR Part 40 - §40.205 How Are Drug Test Problems Corrected?

    49 CFR Part 40 - §40.205 How Are Drug Test Problems Corrected?

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  12. 49 CFR Part 40 §40.210 Are drug tests other than urine permitted under the regulations?

    49 CFR Part 40 §40.210 Are drug tests other than urine permitted under the regulations?

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  13. 49 CFR Part 40 - §40.231 What devices are used to conduct alcohol confirmation tests?

    49 CFR Part 40 - §40.231 What devices are used to conduct alcohol confirmation tests?

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  14. 49 CFR Part 40 - §40.221 Where does an alcohol test take place?

    49 CFR Part 40 - §40.221 Where does an alcohol test take place?

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  15. 49 CFR Part 40 - §40.253 What are the procedures for conducting an alcohol confirmation test?

    49 CFR Part 40 - §40.253 What are the procedures for conducting an alcohol confirmation test?

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  16. 49 CFR Part 40 §40.241 What are the first steps in any alcohol screening test?

    49 CFR Part 40 §40.241 What are the first steps in any alcohol screening test?

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  17. 49 CFR Part 40 - §40.267 What problems always cause an alcohol test to be canceled?

    49 CFR Part 40 - §40.267 What problems always cause an alcohol test to be canceled?

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  18. 49 CFR Part 40 - §40.261 What is a refusal to take an alcohol test, and what are the consequences?

    49 CFR Part 40 - §40.261 What is a refusal to take an alcohol test, and what are the consequences?

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  20. 49 CFR Part 40 - §40.247 What procedures does the BAT or STT follow after a screening test result?

    49 CFR Part 40 - §40.247 What procedures does the BAT or STT follow after a screening test result?

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  21. 49 CFR Part 40: §40.243 What is the procedure for an alcohol screening test using an EBT or non-EBT?

    49 CFR Part 40: §40.243 What is the procedure for an alcohol screening test using an EBT or non-EBT?

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  24. 49 CFR Part 40 - §40.305 How does the return to duty process conclude?

    49 CFR Part 40 - §40.305 How does the return to duty process conclude?

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