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Make edits, fill in missing information, and update formatting in US Legal Forms—just like you would in MS Word.

Download a copy, print it, send it by email, or mail it via USPS—whatever works best for your next step.

Sign and collect signatures with our SignNow integration. Send to multiple recipients, set reminders, and more. Go Premium to unlock E-Sign.

If this form requires notarization, complete it online through a secure video call—no need to meet a notary in person or wait for an appointment.

We protect your documents and personal data by following strict security and privacy standards.
Note: Under-withholding can result in you owing tax and/or underpayment penalties when you file your Arizona return at the end of the year. For tax year 2023 and beyond, the tax rate for Arizona taxable income is 2.5%.
To change the amount of Arizona income tax withheld, an employee must complete Arizona Form A-4 and submit to his or her employer to choose a different withholding percentage. Employees may also request to have an additional amount withheld by their employer.
The convenience rule states that in-state workdays include not only the days on which the person was physically present in the state, but also days worked out-of- state unless those workdays were for the necessity of the employer and not for the convenience of the employee.
Arizona is an “at-will” employment state, which means that an employer or an employee can end an employment relationship for any reason or for no reason – but not the wrong reason – unless an employment contract is in place. Most employees do not have a contract and are considered at-will.
Withholding percentage options. Keep in mind for tax year 2023 and beyond, the tax rate for Arizona taxable income is 2.5%.
The COE rule states: If an employer requires an employee to work in another state, for the employer's convenience, once the COE “test” is passed, an employee's work address should be the office where the direction of control is coming from (and not their home address).
Annually: An employer whose previous 4 quarter Arizona withholding average is less than $200 (and who meets additional criteria). Quarterly: An employer whose previous 4 quarter Arizona withholding average is more than $200 but less than or equal to $1,500.
To register for both an income tax withholding account with the Department of Revenue and an unemployment insurance account with the Department of Economic Security, the employer will need to complete the JT-1 application on AZTaxes or complete the form and return the completed form to the department.
Your Arizona Withholding Account Number is the same number as your nine digit (XX-X) Federal Employment Identification Number (EIN).
For tax year 2023 and beyond, the tax rate for Arizona taxable income is 2.5%.