How Long Does it Take to Get a DOT Number?

If you’re planning to start a trucking business, you may have heard about the Department of Transportation (DOT) number. This number is crucial for commercial vehicles operating in the US, and it’s a legal requirement to obtain one before you can start your operations. But how long does it take to get a DOT number? In this article, we’ll explore the steps involved and the time frame to expect.

What is a DOT Number?

A DOT number is a unique identifier assigned by the Federal Motor Carrier Safety Administration (FMCSA) to companies that operate commercial vehicles, including trucks, buses, and other types of carriers. It’s also used to track the company’s safety performance, compliance with regulations, and any accidents or violations.

How to Apply for a DOT Number

To apply for a DOT number, you’ll need to follow a few steps. First, you’ll need to register for a USDOT number on the FMCSA website. This is a free registration that collects information about your company, including its name, address, and the type of carrier you operate.

Once you’ve registered for a USDOT number, you’ll need to fill out and submit a Motor Carrier Identification Report (MCS-150) to the FMCSA. This report contains detailed information about your company, including the number of vehicles and drivers you have, the type of cargo you carry, and your operating authority.

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In addition to the MCS-150, you may also need to obtain other types of operating authority depending on the type of carrier you operate. For example, if you’re a for-hire carrier that transports passengers or household goods across state lines, you’ll need to apply for a Motor Carrier (MC) number.

How Long Does it Take to Get a DOT Number?

The amount of time it takes to get a DOT number depends on several factors, including the completeness and accuracy of your application and the type of operating authority you need. Generally, it takes about 20-25 business days for the FMCSA to process your application and assign you a DOT number.

However, if your application is incomplete or contains errors, it may take longer for the FMCSA to process your application. It’s important to make sure that all the information you provide is accurate and complete to avoid delays in the process.

If you need operating authority other than a USDOT number, such as an MC number, it may take longer to get your DOT number. This is because the FMCSA will need to review and approve your application for the additional authority before assigning you a DOT number.

Tips for Getting Your DOT Number Faster

If you’re in a hurry to get your DOT number, there are a few things you can do to speed up the process. First, make sure that all the information you provide in your application is accurate and complete. This will reduce the chances of the FMCSA rejecting your application or requesting additional information.

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Second, check the status of your application regularly on the FMCSA website. This will help you stay informed about the progress of your application and any issues that need to be addressed.

Finally, consider using a third-party registration service to help you with the application process. These services are experienced in handling DOT number applications and can help ensure that your application is complete and accurate, reducing the risk of delays in the process.


Getting a DOT number is a crucial step for starting a trucking business in the US. While the process can take some time, it’s important to make sure that all the information you provide is accurate and complete to avoid delays. By following the steps outlined in this article and taking steps to ensure the accuracy of your application, you can get your DOT number and start your operations