Where land or other property is taken or to be taken by a municipal corporation or other public body for public improvement and payment of the compensation for the land or other property and damages is authorized by statute to be set off against or made wholly or partially in benefits to be assessed for the same improvement, the municipal corporation or other body may elect to proceed under such statute and on such election the proceeding shall not be governed by this chapter, except as provided by such statute.
N.J.S. § 20:3-47