To sign up for Square’s online payroll services in Kansas, you must be registered with the Kansas Department of Revenue and Kansas Department of Labor so we can pay and file your state taxes.

Agency Required Tax Information Frequency
Kansas Department of Revenue Kansas Withholding Account Number 036-XXXXXXXXX-F01 (“036” + Federal EIN + “F01”)
Kansas Filing Frequency Quad-Monthly, Semi-Monthly, Monthly, Quarterly, Annually
Kansas Department of Labor Kansas UI Account Number XXXXXX (6 digits)
Kansas Contribution Rate X.X%

Kansas New Employer Registration

Kansas Withholding Account Number & Filing Frequency

  1. Register online as a new business.
  2. You will receive your Tax ID Number immediately after completing the registration online.
  3. After 3-5 business days, call the agency at (785) 368-8222 to receive your filing frequency.

Kansas UI Account Number

  1. Register online as a new business.
  2. You will receive your UI Account Number immediately after completing the registration online.

Kansas Contribution Rate

Most new employers are assigned a Contribution Rate of 2.7%. If you are unsure, contact the agency at (800) 292-6333.

Find Your Kansas Tax ID Numbers and Rates

Kansas Withholding Account Number

  • You can find your Withholding Account Number on any previous Form KW-5, or on any notices you have received from the Department of Revenue.
  • If you’re unable to locate this, contact the agency at (785) 368-8222.

Kansas Filing Frequency

  • You can find your Filing Frequency on the notice sent to you by the Department of Revenue at the beginning of the year.
  • If you’re unable to locate this, contact the agency at (785) 368-8222.

Kansas UI Account Number

  • You can find your UI Account Number on any previous Form K-CNS 100, or on any notices you have received from the Department of Labor.
  • If you’re unable to locate this, contact the agency at (800) 292-6333.

Kansas Contribution Rate

  • You can find your Contribution Rate on the Experience Rating Notice sent by the Department of Labor.
  • If you’re unable to locate this, contact the agency at (800) 292-6333.

Kansas Payroll Tax Details

Square Payroll processes the following per the frequency below to the listed state agencies:

Agency Filing Frequency
Kansas Department of Revenue Withholding Tax Payment (Form KW-5) Per Pay Run
Annual Withholding Tax Return (Form KW-3) Annual
W-2 Reporting Annual
Kansas Department of Labor Unemployment Insurance Payment / Filing (Form K-CNS 100/101) Quarterly
New Hire Reporting Per New Employee

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