The Puerto Rican Treasury has released the 2018 Form 480.7A, Informative Return – Mortgage Interest
Under the “Description” column, Puerto Rico has added a box for “Physical Address of the Property Subject to Loan,” including the Zip Code of that property.
The instructions for this box provide: Enter the physical address of the property that guarantees the mortgage loan. It must include the name of the urbanization or building, number of the house or apartment, street, municipality or city, state and zip code.