Md. Code Ann., Com. Law § 9-628
(a) Unless a secured party knows that a person is a debtor or obligor, knows the identity of the person, and knows how to communicate with the person:
(b) A secured party is not liable because of its status as secured party:
(1) To a person that is a debtor or obligor, unless the secured party knows:
(2) To a secured party or lienholder that has filed a financing statement against a person, unless the secured party knows:
(c) A secured party is not liable to any person, and a person's liability for a deficiency is not affected, because of any act or omission arising out of the secured party's reasonable belief that a transaction is not a consumer-goods transaction or a consumer transaction or that goods are not consumer goods, if the secured party's belief is based on its reasonable reliance on:
Added by Acts 1999, c. 282, § 2, eff. July 1, 2001.