Revised December 5, 2017W 2 data must be created in either the Federal EFW2 format see 4. Or the alternate CityTax Proprietary format see 5. Ssa W2 File Format Employers with 250 or more employees must file tax and. EFW2 format for state W-2 filing in California. How can I create the EFW2 format to file w-2.

Revised: December 5, 2017 W-2 data must be created in either the Federal EFW2 format (see 4.) or the alternate CityTax Proprietary format (see 5.). W-2 forms cannot be submitted in PDF format. Through the Withholding Tool: Data is to be submitted by clicking on the “UPLOAD” button at the bottom of the 2017 WW-3 form. By Mail: Data is to be submitted via either CD-ROM/DVD or 3 ½” diskettes created using an MS-DOS “double density” or “high density” format.

The MS-DOS ASCII file must be named W2REPORT. The file name W2REPORT must be in the root directory. When filing using the SSA Specifications for Filing Forms W-2 Electronically for Tax Year 2017 (EFW2) format, no extension is to follow the file name. When using the alternate CityTax Proprietary format, a file extension of.csv must be attached to the file. Leave Behind Wav File. A diskette must not contain more than one file named W2REPORT. If more than one file of W-2 information is being submitted, each file must be named W2REPORT and each file must be placed on a separate CD-ROM or diskette. Federal EFW2 Format a.

Transmitters of W-2 information for multiple employers can avoid creating a separate file and a separate diskette for each employer by using the EFW2 format. Review Appendix C, example 6 of EFW2, Page 83, to see how multiple employers can be combined into one file. Records Specifications are found in Section 4.0 (Page 16) of the EFW2 requirements. Diskette filing media requirements and data requirements can be found in the EFW2 requirements.

PLEASE NOTE: Unlike the SSA, Walker requires record delimiters in your file: • Each record must be followed immediately by a single record delimiter. • Each record delimiter must consist of a carriage-return/line feed (CR/LF) and be placed immediately following character position 512. Typically, this is accomplished by pressing the 'Enter' key at the end of each record (i.e., after position 512). • Do not place a record delimiter before the first record of the file.