(a) The COTP may upgrade the classification of:

(1) An MTR facility not specified in § 154.1015 (b) or (c) to a facility that could reasonably be expected to cause substantial harm to the environment; or

(2) An MTR facility specified in § 154.1015(b) to a facility that could reasonably be expected to cause significant and substantial harm to the environment.

(b) The COTP may downgrade, the classification of:

(1) An MTR facility specified in § 154.1015(c) to a facility that could reasonably be expected to cause substantial harm to the environment; or

(2) An MTR facility specified in § 154.1015(b) to a facility that could not reasonably be expected to cause substantial, or significant and substantial harm to the environment.

(3) The COTP will consider downgrading an MTR facility's classification only upon receiving a written request for a downgrade of classification from the facility's owner or operator.

(c) When changing a facility classification the COTP may, as appropriate, consider all relevant factors including, but not limited to: Type and quantity of oils handled in bulk; facility spill history; age of facility; proximity to public and commercial water supply intakes; proximity to navigable waters based on the definition of navigable waters in 33 CFR 2.36; and proximity to fish and wildlife and sensitive environments.