01 February 2010
Form 16 is usually issued in the month of April, but there is no provision for issuing befoe that and if the employer wants issue before that they can issue while resigning
If the employer not issue form 16 after the due date (i.e.April 30) there is the penalty for Rs.100 perday from the due date to till the default continues
For providing information to present employer you can ask the tax calculation and tax deduction details