68. Notwithstanding anything contained in any other law for the time being in force, in computing the period of limitation for the recovery under this Chapter of any arrears which have vested in the Government under clause (c) of sub-section (4) of section 3 or under clause (7) of section 44, a period of ten years on and from the date or day, as the case may be, on which such arrears have so vested under the said clauses and, where a suit or proceeding referred to in section 63 filed for the recovery of any such arrears was pending before any Civil Court, also the period for which such suit or proceeding was so pending, shall be excluded.