May a bus being operated by a for-hire motor carrier of passengers, under contract with a governmental agency to provide transportation of prisoners in interstate commerce, be allowed to operate with security bars covering the emergency push-out windows a

Section § 393.62: Emergency exits for buses.

Question 1: May a bus being operated by a for-hire motor carrier of passengers, under contract with a governmental agency to provide transportation of prisoners in interstate commerce, be allowed to operate with security...

Why did the HMSP Program Improvement Policy change take place?

FAQ 14: Why did the HMSP Program Improvement Policy change take place?

Answer:  Section 33014 of the Moving Ahead for Progress in the 21st Century Act (MAP-21) required the Secretary of DOT to conduct a study of the HMSP...

Section 4.8.1.3 of 49 CFR part 395, subpart B, Appendix A indicates that location needs to be displayed for login/logout events. However, section 4.5.1.5 lists required data elements for login/logout events and does not indicate that latitude and...

NOTE: This guidance reflects minor correction(s) (e.g., for grammar, typographical errors, or consistency) made on March 10, 2022.

FMCSA-HOS-ELD-TECH-395-FAQ59(2017-09-01)-CORR1

Question: Section 4.8.1.3 of 49 CFR part...

If a crack extended into the thickness of the glass at such an angle

Section § 393.60: Glazing in specified openings.

Question 3: If a crack extended into the thickness of the glass at such an angle as to measure 1/4’’ or more, measuring from the top edge of the crack on the outside surface of the windshield to vertical line drawn...

Medical Qualification FAQ – Insulin Treated Diabetes Mellitus

FAQ1: Are U.S. or Canadian licensed CMV drivers permitted to operate cross-border in a CMV if they have been medically qualified with insulin-treated diabetes mellitus?

 A1: Yes.  On September 24, 2019, the medical reciprocity agreement between the U.S. and Canada was amended...

Return-to-duty/Pre-employment Testing: What type of DOT tests must an employer provide in order to hire a driver who has completed the referral and evaluation process with a SAP, but still needs a return-to-duty test before the driver may perform a safety

Guidance on conducting a single DOT test to satisfy both the requirements for a return-to-duty and preemployment test.

Return-to-duty/Pre-employment Testing: What type of DOT tests must an employer provide in order to hire a driver who has completed the referral and...

May windshields and side windows be tinted?

Section § 393.60: Glazing in specified openings.

Question 1: May windshields and side windows be tinted?

Guidance: Yes, as long as the light transmission is not restricted to less than 70 percent of normal (refer to the American Standards Association...

Can the driver’s license information be omitted or redacted from the printed logs?

NOTE: This guidance reflects minor correction(s) (e.g., for grammar, typographical errors, or consistency) made on March 10, 2022.

FMCSA-HOS-ELD-TECH-395-FAQ58(2017-09-01)-CORR1

Question: Can the driver’s...

May the information in the stopping distance table be used to determine the stopping distances at speeds greater than 20 mph?

Section § 393.52: Brake performance.

Question 1: May the information in the stopping distance table be used to determine the stopping distances at speeds greater than 20 mph?

Guidance: No, the table is not intended to be used to predict or determine...

What difference, if any, is there between a warning device and a warning signal?

Section § 393.51: Warning signals, air pressure and vacuum gauges.

Question 5: What difference, if any, is there between a warning device and a warning signal?

Guidance: For purposes of §393.51, the terms may be used interchangeably.