S. 206C : Collection at source-Trading-Alcoholic liquor-Forest produce-Scrap-Buyers declaration in Form No 27C-No time limit is prescribed-Delay in filing the Form-Cannot be treated as asseessee in default-Benefit cannot be denied-Matter is remanded to the file of the Assessing Officer to decide issue de novo after giving assessee due opportunity of hearing. [S. 206C(IA), (206C(6), 206C(7), Form No 27C]