[2] The building was added to the National Register of Historic Places as Alcaldia de Caguas in March 22, 1989.

The building now houses several cultural institutions including a museum dedicated to the history of Caguas.

Some people, however, have criticized the continuous use of Brutalist architecture in new government buildings.

The new city hall building, nicknamed "El Cacique Mayor" (Spanish for 'the major cacique'), was inaugurated in September 2010 by Caguas mayor William Edgardo Miranda Torres.

This article about a property in Puerto Rico on the National Register of Historic Places is a stub.