Maryland Code, Agriculture § 5-106

(a) A pesticide is subject to the requirements of this section if it is distributed, sold, offered for sale, delivered for transportation or transported in intrastate commerce or between points in the State through any point outside the State.

(b) Any pesticide subject to this section shall be in the registrant's or manufacturer's unbroken, immediate container.

(c) In addition to any other requirement of this section, any pesticide subject to this section shall have a label affixed to the unbroken, immediate container and to the outside container or wrapper of any retail package, if the label on the immediate container cannot be clearly read through the outside container or wrapper. The label shall bear the following information:

(1) The name and address of the manufacturer, registrant, or person for whom the pesticide is manufactured;

(2) The name, brand, or trademark under which the pesticide is sold; and

(3) The net weight or measure of the content subject to any reasonable variations the Department permits.