Federal regulations · Through 2026-08-25 · Newer source version available

49 CFR Appendix A to Part 1584: Appendix A to Part 1584—Urban Area Determinations for Over-the-Road Buses

State Urban area Geographic areas
CA Anaheim/Los Angeles/Long Beach/Santa Ana Areas Los Angeles and Orange Counties.
San Diego Area San Diego County.
San Francisco Bay Area Alameda, Contra Costa, Marin, San Francisco, and San Mateo Counties.
DC (VA, MD, and WV) National Capital Region District of Columbia; Counties of Calvert, Charles, Frederick, Montgomery, and Prince George's, MD; Counties of Arlington, Clarke, Fairfax, Fauquier, Loudoun, Prince William, Spotsylvania, Stafford, and Warren County, VA; Cities of Alexandria, Fairfax, Falls Church, Fredericksburg, Manassas, and Manassas Park City, VA; Jefferson County, WV.
IL/IN Chicago Area Counties of Cook, DeKalb, DuPage, Grundy, Kane, Kendall, Lake, McHenry, and Will, IL; Counties of Jasper, Lake, Newton, and Porter, IN; Kenosha County, WI.
MA Boston Area Counties of Essex, Norfolk, Plymouth, Suffolk, Middlesex, MA; Counties of Rockingham and Strafford, NH.
NY (NJ and PA) New York City/Jersey City/Newark Area Counties of Bronx, Kings, Nassau, New York, Putnam, Queens, Richmond, Rockland, Suffolk, and Westchester, NY; Counties of Bergen, Essex, Hudson, Hunterdon, Ocean, Middlesex, Monmouth, Morris, Passaic, Somerset, Sussex, and Union, NJ; Pike County, PA.
PA (DE and NJ) Philadelphia Area/Southern New Jersey Area Counties of Burlington, Camden, and Gloucester, NJ; Counties of Bucks, Chester, Delaware, Montgomery, and Philadelphia, PA; New Castle County, DE; Cecil County, MD; Salem County, NJ.
TX Dallas Fort Worth/Arlington Area Collin, Dallas, Delta, Denton, Ellis, Hunt, Kaufman, Rockwall, Johnson, Parker, Tarrant, and Wise Counties, TX.
Houston Area Austin, Brazoria, Chambers, Fort Bend, Galveston, Harris, Liberty, Montgomery, San Jacinto, and Waller Counties, TX.

Where this section sits in the code

Title 49—Transportation
Subtitle B—Other Regulations Relating to Transportation
CHAPTER XII—TRANSPORTATION SECURITY ADMINISTRATION, DEPARTMENT OF HOMELAND SECURITY
SUBCHAPTER D—MARITIME AND SURFACE TRANSPORTATION SECURITY
PART 1584—HIGHWAY AND MOTOR CARRIER SECURITY

State Urban area Geographic areas

CA Anaheim/Los Angeles/Long Beach/Santa Ana Areas Los Angeles and Orange Counties.

San Diego Area San Diego County.

San Francisco Bay Area Alameda, Contra Costa, Marin, San Francisco, and San Mateo Counties.

DC (VA, MD, and WV) National Capital Region District of Columbia; Counties of Calvert, Charles, Frederick, Montgomery, and Prince George's, MD; Counties of Arlington, Clarke, Fairfax, Fauquier, Loudoun, Prince William, Spotsylvania, Stafford, and Warren County, VA; Cities of Alexandria, Fairfax, Falls Church, Fredericksburg, Manassas, and Manassas Park City, VA; Jefferson County, WV.

IL/IN Chicago Area Counties of Cook, DeKalb, DuPage, Grundy, Kane, Kendall, Lake, McHenry, and Will, IL; Counties of Jasper, Lake, Newton, and Porter, IN; Kenosha County, WI.

MA Boston Area Counties of Essex, Norfolk, Plymouth, Suffolk, Middlesex, MA; Counties of Rockingham and Strafford, NH.

NY (NJ and PA) New York City/Jersey City/Newark Area Counties of Bronx, Kings, Nassau, New York, Putnam, Queens, Richmond, Rockland, Suffolk, and Westchester, NY; Counties of Bergen, Essex, Hudson, Hunterdon, Ocean, Middlesex, Monmouth, Morris, Passaic, Somerset, Sussex, and Union, NJ; Pike County, PA.

PA (DE and NJ) Philadelphia Area/Southern New Jersey Area Counties of Burlington, Camden, and Gloucester, NJ; Counties of Bucks, Chester, Delaware, Montgomery, and Philadelphia, PA; New Castle County, DE; Cecil County, MD; Salem County, NJ.

TX Dallas Fort Worth/Arlington Area Collin, Dallas, Delta, Denton, Ellis, Hunt, Kaufman, Rockwall, Johnson, Parker, Tarrant, and Wise Counties, TX.

Houston Area Austin, Brazoria, Chambers, Fort Bend, Galveston, Harris, Liberty, Montgomery, San Jacinto, and Waller Counties, TX.

Collected 2026-08-27T02:26:34Z. Source file · JSON

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