Profession Tax, Directorate of Commercial Taxes,Government of West Bengal. West Bengal professional tax payment online at professiontax.wb.gov.in is an easy method for professionals, traders, and employees to pay their professional tax in West Bengal. The state government made this service available to make tax payment easier and faster. This method saves time, effort, and also ensures transparency. mSeva Web offers an easy to use interface which enables the citizens to Self-Assess their properties and Pay the property tax online. mSeva Web has built in features that allow you to manage multiple properties and assessments like, drafts in Incomplete Assessments and Search Property. Profession Tax, Directorate of Commercial Taxes,Government of West Bengal.