Maryland Alcoholic Beverages Section 7.5-108
§ 7.5-108.
  (a)   A personal consumer shall take personal delivery of the shipment at the licensed premises of the retail dealer promptly on receiving notice from the retail dealer.
  (b)   If the wholesaler or retail dealer chooses to impose a service charge, a personal consumer shall pay service charges that are not subject to the Maryland sales tax to:
    (1)   The retail dealer when the consumer takes delivery at the rate of $5 per bottle but not more than $10 per shipment; and
    (2)   The wholesaler at the rate of $2 per bottle but not more than $4 per shipment.
  (c)   A personal consumer may not receive more than 108 liters of wine in total from one or more direct wine sellers in a permit year.