incameration

from The Century Dictionary.

• noun The act or process of incorporating with the fiscal department of a government, as an estate or other source of revenue; particularly, annexation to the Pope's exchequer or apostolic chamber.

from the GNU version of the Collaborative International Dictionary of English.

• noun (R. C. Ch.) The act or process of uniting lands, rights, or revenues, to the ecclesiastical chamber, i. e., to the pope's domain.