Establishes the New York state ICE-free zones act

Establishes the New York state ICE-free zones act to prohibit the use of state or municipal property for civil immigration enforcement activity; requires signage to be posted at the entrance to state or municipal property or other areas that are accessible to the public stating that civil immigration enforcement activity is not allowed; provides an exception that civil immigration activity may be conducted on such property pursuant to a valid judicial warrant specifying that such activity may be conducted on such property for a specified purpose.