Certain mortgages and charges not enforceable

Notwithstanding anything contained in any contract or in any law for the time being in force, no claim or liability, whether under any decree or order of a civil court or otherwise, enforceable against a landowner for any money which is charged on, or is secured by a mortgage of, any land held by a Dohlidar, Butimar, Bhondedar or Muqararidar, shall be enforceable against the said land.