New York Laws
Title 6 - Local Obligations: Estoppel From Contesting Validity Thereof
84.00 - Effect of Recital of Validity in Obligations.

ยง 84.00 Effect of recital of validity in obligations. If the
obligations issued pursuant to a resolution or certificate published in
the manner provided in this title contain a recital in substantially the
form prescribed in section 52.00 of this chapter, such recital shall
bind the municipality, school district or district corporation issuing
such obligations, and twenty days after such resolution or certificate
shall have been published and after such obligations have been purchased
in good faith and for fair value by any person, the validity of such
obligations shall not be questioned by such municipality, school
district or district corporation or any taxpayer thereof in any court.