Form MCS-150B PDF Details

If the company was previously assigned a USDOT Number, do NOT submit this form to obtain a new USDOT Number.

Online: the electronic online application process is significantly faster than applying by mail.

Hazmat Shippers only (don't provide carrier transport): do not need a USDOT Number to operate and therefore are not required to file this form.

Passenger Carrier Compliance Certification: all Passenger Carrier applicants must complete this section.

Employer Identification Number: sole proprietor owner/operators who do not have an EIN may submit their SSN instead of EIN.

Mailed applications: on average, mailed applications take four to six weeks processing time.

QuestionAnswer
Form NameForm MCS-150B
Form Length12 pages
Fillable?Yes
Fillable fields349
Avg. time to fill out59 min
Edition2/25
Issuing agencyFederal Motor Carrier Safety Administration
Other namesMCS-150B, MCS150B, MCS 150B, Form MCS-150B, Combined Motor Carrier Identification Report and HM Permit Application
Official sourceForm MCS-150B (Rev 2/25), Federal Motor Carrier Safety Administration