Site: nolo.com
... see below), you'll grant your agent the power to act for you in many broad subject areas, including:
real ... File a Copy With the Circuit Court Clerk's Office
If you initialed "real property," giving your agent ... the power to conduct transactions with real estate, you should also file a copy of your POA in the land ... office (which is part of the circuit court clerk's office in Maryland) in the county where you own real ... office to recognize your agent's authority if your agent ever needs to sell, mortgage, or transfer real ... Maryland Power of Attorney Laws ...