This shows the transcription lines for Page 2 of Form 940, Revision 2023. Transcription Lines are as follows: Line 16a, 1st quarter (January 1 - March 31), Line 16b, 2nd quarter (April 1 - June 30), Line 16c, 3rd quarter (July 1 - September 30), Line 16d, 4th quarter (October 1 - December 31), Third-Party Checkbox Yes. No., PIN (5 boxes), PTIN, Preparer’s EIN, Phone Number.