S. 206C : Collection at source – Survey – Buyers manufacturing beedis from tendu leaves sold by assessee — Liability only to extent of tax collection at source on such Sales and not on whole sale amount — Matter remanded for verification- Interest with effect from 1-7-2012 Liable to pay interest from date on which tax collectible to date of furnishing of return by respective buyers excluding period prior to 1-7-2012 [ S.206C(7) ,form , 27BA, 27C ]