If you own an old house in New York City, you may want to take a gander at the latest brochure from the Historic Districts Council called Financial Incentives for Historic Buildings. Short version: The are several different kinds of tax credits and low-interest loans available for folks who live in either areas or buildings that have been designated by the LPC, New York State of the National Register of Historic Places. The HDC brochure lays out all the options for you.