In addition, if the owner(s) is willing, a right of first refusal may be given for acquisition of the property, along with a guaranteed source of funding and appropriate management framework, in the event of any proposed sale, succession, voluntary or involuntary transfer, or in the unlikely event that the requirements outlined above prove to be inadequate to ensure the preservation of the property's outstanding universal value. The protection measures for each private property being considered for possible nomination to the World Heritage List will be reviewed on a case-by-case basis to ensure that the requirements set forth above fulfill the mandate of Pub. L. 96-515 .
36 C.F.R. §73.13