Section 81(1)(i) in West Bengal Contract Labour (Regulation and Abolition) Rules, 1972
(i)Notices showing the rates of wages, hours of work, wage periods, dates of payment of wages, names and addresses of the inspectors having jurisdiction, and date of payment of unpaid wages shall be displayed in English and in Bengali and in the language understood by the majority of the workers in conspicuous places at the establishment and the work-site by the principal employer or the contractor, as the case may be.