From today’s “e-News for Tax Professionals Issue 2018-38” —
Following feedback from the payroll and tax professional communities, the IRS announced the 2019 version of the Form W-4, Employee’s Withholding Allowance Certificate, will be similar to the current 2018 version, while important changes will be incorporated into the 2020 version of Form W-4.
A draft version of the 2019 Form W-4 will be available in coming weeks. The IRS will continue to work closely with the payroll and tax professionals as it makes changes to the 2020 version of the form.
Source: IRS Statement on Form W-4 | Internal Revenue Service