S. 133A : Power of survey-Statement during survey-Addition cannot be made merely on the basis of statement in the course of survey without bringing any corroborative evidence on record-CBDT Instructions F. No. 286/2/2003-It (Inv), Dated 10-3-2003 and F. No. 286/98/2013-It (Inv. Ii), Dated 18-12-2014. [S. 119]