Md. Code, Business Regulation § 17–917

(a) Except as otherwise provided in Part III of this subtitle, a person must have a peddler license whenever in Calvert County the person:

(1) sells or offers for sale at wholesale or retail any vegetables, eggs, poultry, meats, or other farm products; or

(2) sells or offers for sale at retail any dry goods or clothing.

(b) A person must have a magazine seller license whenever the person acts as a nonresident itinerant magazine seller in Calvert County.