New York Laws
Article 18-C - Municipal Redevelopment Law
970-I - Acquisition of Property.

(b) Without the consent of an owner, the agency shall not acquire any
real property on which an existing building is to remain on its present
site and in its present form and use unless such building requires
structural alteration, improvement, modernization or rehabilitation, or
the site or lot on which the building is situated requires modification
in size, shape or use or it is necessary to impose upon such property
any of the standards, restrictions and controls of the plan and the
owner fails or refuses to agree to participate in the redevelopment
plan.