7. Any proceedings started under the Land Acquisition Act, 1894 (Act I of 1894), or the East Bengal (Emergency) Requisition of Property Act, 1948 (Act XIII of 1948), or any other law for the requisition or acquisition of any land resumed under Article 3 and all applications and appeals in connection therewith, pending before any officer, Arbitrator, Court or any other authority shall, on the publication of the notification under Article 3, abate and any payment made on account of compensation in connection with such requisition or acquisition shall be refunded by the person who has received it and, in default, shall be recoverable from him as public demand.