What does the acronym DOT stand for?

The acronym "DOT" stands for the Department of Transportation. This federal agency is essential for overseeing transportation systems across the country, including managing infrastructure, safety standards, and regulatory policies for various modes of transportation, including trucking and commercial vehicle operations. Understanding the role of the Department of Transportation is crucial for CNG delivery truck drivers, as it encompasses key regulations and safety protocols that affect their operations and responsibilities on the road. The other options, while they may represent actual entities, do not relate specifically to the national framework that governs transportation.