Effect of service of notice of certificate

From and after the service of notice of any certificate upon a certificate-debtor under section 6 (a) the amount due from time to time in respect of the certificate shall be a charge upon the immovable property of the certificate-debtor, wherever situated to which every other charge created subsequently to the service of the said notice shall be postponed; (b) any private transfer or delivery of any of his immovable property situated in the district in which the certificate is filed, or of any interest in such property, shall be void against any claim enforceable in execution of the certificate.