According to the Maryland Motor Vehicle Administration (MVA) states that to change a valid out of state driver's license for a MD license one must bring proof of age, identity, Maryland residence, Out-of-State license(s), and the appropriate fee for each license class for which you apply.

The MVA has a list of accepted proof of these above items on their website. They also not that when you are exchanging an out of state license for a Maryland license:

• New Maryland residents must obtain a Maryland Driver’s License within 60 days.
• You must pass a vision test.
• An Out-of-State license may be valid or expired. If expired for one year or more, you are required to pass a knowledge and driver's skills test. If you do not have your out-of-state license in your possession you will need a letter of clearance from the licensing state. The license cannot be suspended.
• If licensed for less than 18 months, you will be issued a Maryland Provisional License.
• A valid U.S. Department of Transportation (DOT) physical card or Federal/MVA waiver (if applying for a Commercial Driver's License).
• A hazardous material (HAZMAT) test is required to keep your HAZMAT endorsement (if applying for a Commercial Driver's License).
• You will be required to disclose your social security number. Applicants not eligible for a social security number will be required to provide a self-certification.
• Out-of-State learner's permits cannot be exchanged for a Maryland Learner’s Permit or license.
• If you are presenting an Out-of-State license with foreign issued documents, you will be required to schedule an appointment.

For more information on how to change over your California driver's license to a Maryland license check with the MD Motor Vehicle Administration online or call their customer service phone line at 1-800-950-1MVA (1-800-950-1682). Customer service representatives are available on the telephone from 8:30am to 4:30pm Monday thru Friday.

For a quote from an auto insurance specialist follow this link.