Maryland Code, Environment § 5-1102

(a) A person may not redeposit in an unconfined manner dredged material from Baltimore Harbor into or onto any portion of the water or bottomland of the Chesapeake Bay or of the tidewater portions of any of the Chesapeake Bay's tributaries outside of Baltimore Harbor. However, the dredged material may be redeposited in contained areas approved by the Department.

(b) A person may not redeposit in an unconfined manner Baltimore County tributary dredged material into or onto any portion of the water or bottomland of the Chesapeake Bay or of the tidewater portions of any of the Chesapeake Bay's tributaries within 5 miles of the Hart-Miller-Pleasure Island chain in Baltimore County.

(c) Except as provided in subsection (d) of this section, a person may not redeposit in an unconfined manner dredged material into or onto any portion of the water or bottomland of the Chesapeake Bay or of the tidewater portion of any of the Chesapeake Bay's tributaries except when used for a beneficial use project undertaken in accordance with State and federal laws. However, the dredged material may be redeposited in contained areas approved by the Department.

(e) A person may not dump, deposit, scatter, or release sewage sludge by any means, including discharge from a sewer or pipe, into or onto any portion of the water or bottomland of the Chesapeake Bay or of the tidewater portions of any of the Chesapeake Bay's tributaries within 5 miles of the Hart-Miller-Pleasure Island chain in Baltimore County.

(f) A person may not redeposit dredged material or other material excavated or dredged from the Chesapeake Bay or its tidal tributaries into or onto the area of the bottomlands or waters of the Chesapeake Bay known as the deep trough.