# Transportation (GTR)

## Title 21. Vehicle Laws -- Rules of the Road

### Subtitle 3. Driving on Right Side of Roadway; Overtaking and Passing; Use of Roadway

#### Section 21-308

(a)

  (1) The State Highway Administration may designate any highway or any separate roadway under its jurisdiction for one-way traffic and shall place appropriate signs giving notice of the designation.

  (2) On a roadway designated and signposted for one-way traffic, a vehicle may be driven only in the direction designated.

(b) A vehicle passing around a rotary traffic island may be driven only to the right of the island.

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Md. Code Ann., Transp. (as displayed at mgaleg.maryland.gov, October 16, 2026)