 His assertion was that castes would be mandated through state laws or "Zawabi" and would carry precedence over Sharia law whenever they were in conflict.According to Barani, every act which is "contaminated with meanness and based on ignominity, comes elegantly [from the Ajlaf]".Barani also developed an elaborate system of promotion and demotion of Imperial officers ("Wazirs") that was primarily based on their caste.