(a) General Limitations.—A person acquiring an interest in property after February 18, 1980, in an area surrounding an airport for which a noise exposure map has been submitted under section 47503 of this title and having actual or constructive knowledge of the existence of the map may recover damages for noise attributable to the airport only if, in addition to any other elements for recovery of damages, the person shows that—
(1) after acquiring the interest, there was a significant—
change in the type or frequency of aircraft operations at the airport;
change in the airport layout;
(b) Constructive Knowledge.—Constructive knowledge of the existence of a map under subsection (a) of this section shall be imputed, at a minimum, to a person if—
before the person acquired the interest, notice of the existence of the map was published at least 3 times in a newspaper of general circulation in the county in which the property is located; or
the person is given a copy of the map when acquiring the interest.