Filing your abatement/amended return online through WebFile for Business or WebFile for Income speeds the processing by 8 weeks, on average.
Click here to file a withholding on wages, sales, meals or room occupancy tax abatement/amendment through WebFile for Business.
Click here to file an INCOME abatement/amendment through WebFile for Income.
Click
here 
to print a paper CA-6 (Revised May 2012)