As per the New Notification of CBDT dated 19/2/2013 the format of Form 16 have already changed. This new format of Form 16 have in two Parts. One is Part A and another is Part B. It is mandatory to download the Form 16 Part A from the TRACES Portal www.tdscpc.gov.in and the Form 16 Part B must be prepare by the Employer or Deductor. 
Most of Govt concerned have not yet well known about this new Notification of CBDT and they have ignore that how to download the Form 16 Part A from the TRACES Portal.
Who have not able to download the Form 16 Part A from the Traces Portal, they can download the Excel Based Software which is given below.
The below given Excel Based Software only for the West Bengal Govt employees. This Excel Based Software can prepare at a time your Income Tax Compute Sheet + Individual Salary Sheet + Automatic Calculate House Rent Exemption + Automated Form 16 Part B and Automated Form 16 Part A&B for the Financial Year 2013-14. All the Income Tax Section have in this Excel utility. Also calculate the Tax Rebate U/s 87A with Rs. 2,000/-.
Main Feature of this Excel Based Software:-
  1. Automatic Calculate Income Tax Liability
  2. Automatic Calculate HRA Exemption Calculation U/s 10(13A)
  3. In built the W.B.Govt employees Salary Structure for Calculate the Gross Salary Income
  4. Individual Salary Sheet
  5. Individual Tax Compute Sheet
  6. Automated Form 16 Part B
  7. Automated Form 16 Part A&B 

Click here to Download the Excel Based All in One Software for W.B.Govt employees.