Steps for Bulk PAN Verification User Registration
  1. Click on ' Register Yourself' on the homepage.
  2. Select the user type as 'Bulk PANVerification User'
  3. Provide Password details, PAN and TAN details of the Organization (if applicable), PAN details of the Principal contact,
  4. Contact details- Principal contact's and Organization's ; and Digital Signature Certificate (if applicable).
  5. Click 'SUBMIT'
  6. User to send an authorization letter from the Head of the Organization. The request is evaluated and approved post receiving the documents.
  7. On successful registration, an e-mail is sent to the registered e-mail ID alongwith the activiation link and the User ID.
  8. Click on the Activation link to activate the e-Filing account.
  9. LOGIN with the User ID and Password.

Detail required in Registration From is given below :-

www.taxexcel.net

Second Step for Bulk PAN registration form -External Agency 
www.taxexcel.net


Upload Bulk PAN Query
  1. PAN query can be done in bulk through e-Filing application OR web-service. Upload XML in prescribed schema with the
  2. PANs. Once processed, view the details.
  3. You can query for multiple PAN in e-Filing application or through Webservices

Steps to upload Bulk PAN query through e-Filing application
  1. LOGIN to e-Filing application and GO TO 'Bulk PAN Query' --> 'Upload Query'.
  2. Upload the XML containing the PANs, in the prescribed schema.
  3. Click on the 'SUBMIT' button.
  4. On successful upload, a Token Number is generated. Use this Token Number to know the PAN details.

Steps to upload Bulk PAN query through Webservices
  1. Establish a connectivity with e-Filing application through Webservice.
  2. Provide the XML containing the PANs, in the prescribed schema.
  3. On successful upload, a Token Number is generated. Use this Token Number to know the PAN details.
 Source from tdstaxindia.com