§11–502.1.

    (a)    Each marketplace facilitator shall complete, under oath, and file with the Comptroller a sales and use tax return:

        (1)    on or before the 20th day of the month that follows the month in which a marketplace seller makes any retail sale or sale for use through the marketplace facilitator; and

        (2)    for other periods and on other dates that the Comptroller specifies by regulation, including periods in which a marketplace seller does not make any retail sale or sale for use through the marketplace facilitator.

    (b)    A return shall state, for the period that the return covers:

        (1)    for a marketplace facilitator facilitating a retail sale or a sale for use:

            (i)    the marketplace facilitator’s gross revenues from the sales of marketplace sellers that the marketplace facilitator has facilitated and delivered in the State;

            (ii)    the taxable price of sales of those marketplace sellers on which the sales and use tax is computed; and

            (iii)    the sales and use tax due; and

        (2)    for a marketplace facilitator facilitating a sale for use:

            (i)    the total value of the tangible personal property, digital code, digital product, or taxable service sold by marketplace sellers the use of which became subject to the sales and use tax; and

            (ii)    the sales and use tax due.

    (c)    If the Comptroller approves, a marketplace facilitator engaging in more than one business in which the marketplace facilitator facilitates retail sales or sales for use may file a consolidated return covering the activities of the businesses.