06 May 2013
After completion of process by the CPC and generation of 143(1) intimation it will send to your email id.
So first check the status of e-filing process at www.incometaxindiaefiling.gov.in if the process has not completed yet then wait for some days to complete the process and sending of 143(1) intimation by the CPC. If process is completed by more than one month and till now you not received 143(1) intimation or received but you lost it then you can place a request for re-sending of 143(1) intimation at www.incometaxindiaefiling.gov.in for this first you login into the above site with the PAN number of the assessee for whom you want to receipt of 143(1) intimation and then place a request for 143(1) intimation re-send which is available under the My Account option and fill the necessary details for completion of such request.