W4 Calculator Update History

Eric Updated by Eric

2025

08/08/2025, Version 25.080

Updated: W4 planners updated for OBBBA

07/3/2025, Version 25.060

Updated: Form DE4P (CA) to latest revision
Updated: GA withholding tables to latest version

05/13/2025, Version 25.050

Updated: NH, WV, NM, MA, UT wh tables for 2025
Added: Hawaii new lump sum deduction (program treats it as standard deduction)
Fixed: NM, WV withholding brackets off by $1

4/25/25 (v25.20.54)

Updated: 2025 withholding tables for UT, MA, NM, NE, WV
Updated: 2025 tax rates for UT, MS, CO

02/23/2025, Version 25.020

Updated: 1040-ES 2025 is released

01/22/2025, Version 25.013

Updated: AR, OR, ND, GA withholding tables to 2025

01/05/2025, Version 25.011

Updated: CA DE 4 and DE 4P forms to latest revisions
Updated: Form W-4R to latest revision
Updated: CA 10% Overwitholder Adjustment module
Updated: W-4 Planner for Illinois

12/30/24 (v25.10.02)

Initial release

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