All papers comprising a recall petition shall be assembled and filed with the Clerk of Council as one instrument within thirty (30) days after the filing with the Clerk of Council of the affidavit stating the name and office of the officer sought to be removed. Within ten (10) days from the date of the filing of such petition the Clerk of Council shall determine the sufficiency thereof and attach thereto a certificate showing the result of his examination. If the Clerk of Council shall certify that the petition is insufficient he shall set forth in the certificate the particulars in which the petition is deficient, and shall return a copy of the certificate by depositing the same in United States mail with postage prepaid to the person designated in such petition to receive it.