Use this continuous W-3C form to correct information filed on the original W-3 form. Forms have 1/2" side perforations for pin feed and are preprinted with red ink. File the W-3C with the W-2C sent to the SSA. Order the quantity equal to the number of employers for which you need to file corrected returns.You fill in the date for the appropriate year. If W-2 forms had not been filed incorrectly, a correction form is not necessary. Details: