(a) After a project, other than a state urban development corporation project, has been been approved by the commissioner or the supervising agency and the local legislative body, the commissioner or the supervising agency as the case may be, shall issue a certificate declaring that the acquisition of the property is necessary for the public purpose defined in this article and the company may acquire the property needed for the project or the municipality may, with respect to a municipally-aided project or a project aided either by a state loan or a loan from the New York state housing finance agency, take property by condemnation for the company, pursuant to the provisions of article nine of this chapter.

(b) after a state urban development corporation project has been approved by the commissioner, the commissioner shall authorize the company undertaking the project to acquire the property needed for such project.

(c) Notwithstanding the provisions of subdivision (a) of this section, in the case of a Battery Park city project financed or to be financed by a loan from Battery Park city authority, the approval of the project and the certificate declaring that the acquisition of the property is necessary for the public purposes defined in this article shall be issued by Battery Park city authority.