Picture of Page 2 Form 941 Revision March 2025, indicating the different Transcription Lines (T Line). Edit Field: Employer identification Number (EIN) - Top right corner of return - edited if blank.Line 16 Check one boxes: Any one of the 3 boxes will be checked. Place a note box in the space under the bold Line16 Check one to See IRM 3.11.13.14.44 to determine the editing of the SIC Code.T Line: Line 16 - Tax liability Month 1.T Line: Line 16 - Tax liability Month 2.T Line: Line 16 - Tax liability Month 3.Line 16 - Total liability for quarter. Total must equal line 12.Line 17 - If your business has closed or you stopped paying wages. Checkbox and enter the final date you paid wages; also attach a statement to your return.Line 18 - If you’re a seasonal employer and you don’t have to file a return for every quarter of the year. Checkbox.T Line: Part 4: May we speak with your third-party designee? - Select a 5-digit Personal Identification Number (PIN) to use when talking to the IRS. If selected, 5-digit PIN is T-Line.Verification Field: Sign your name here. (If missing - Correspond).T Line: Paid preparer's use only - Preparer's PTIN.T Line: Paid preparer's use only - EIN.T Line: Paid preparer's use only - Phone.