Maryland Statutes
Part III - Rate Making -- Automobile Insurance Generally
Section 11-319 - Use of Territory as a Rate Determining Factor

An insurer that uses territory as a factor in establishing automobile insurance rates shall submit a statement to the Commissioner certifying that:
        (1)    the territories used by the insurer have been reviewed within the previous 3 years; and
        (2)    use of the territories is actuarially justified.