Some articles on mohtasib:

Pakistani Politicians - Judicial Branch - Ombudsman/Mohtasib
... A further feature of the judicial system is the office of Mohtasib (Ombudsman), which is provided for in the constitution ... The office of Mohtasib was established in many early Muslim states to ensure that no wrongs were done to citizens ... Appointed by the president, the Mohtasib holds office for four years the term cannot be extended or renewed ...