Maryland Code, Commercial Law § 14-4902

(i) For an in-person sale, at or near the physical location where:

(ii) For an online sale, on the webpage:

(i) Is sealed in a manner that is not easily opened without signs of tampering;

(ii) Except as provided in item (iii) of this item, conceals all numeric codes specific to the activation or the redemption of the gift card, including any bar code, CVV number, PIN number, or activation code;

(iii) Displays an activation code, bar code, or other activation data only if the packaging used is more secure than it otherwise would be if the data were fully concealed; and

(iv) Includes a warning that states the following or uses language substantially similar to the following:

(i) Is sold exclusively by:

(ii) Is secured in a physical location within the merchant's retail establishment that is accessible only by an employee of the merchant.