20 April 2011
hi tarun, form 406,407,408 & 409 shall issue under rule 50,for the purpose of sec 45 (4) by the contarctor or sub contractor : i) if the main contractor has paid the taxes and agent has not to pay the same on the contract the main contractor shall issue certificate in form No 406 and declaration in form no 409 to subcontractor ii)wheras form no 407 and declaration in 408 shall issue by the subcontractor to main contractor if taxes has been paid by sub contractor.