Filing your abatement/amended return online through WebFile for Business or WebFile for Income speeds the processing by 8 weeks, on average.

Click 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 pdf format of CA-6.pdf to print a paper CA-6