Covered Employers - Worker's Compensation

You must have Worker's Compensation if any of your business's:

Usually employ three or more full-time or part-time employees. You must get insurance immediately.
Employ one or more full-time or part-time employees to whom you have paid combined gross wages of $500 or more in any calendar quarter for work done at one or more locations in Wisconsin. You must have insurance by the 10th day of the first month of the next calendar quarter.
If you are a farmer who employs 6 or more workers on the same day for any 20 days during the calendar year. You must get insurance by the 10th day after the 20th day of employment. A calendar year is January through December.
Out-of-state employers must have worker's compensation insurance if they have employees working in Wisconsin. The policy must be with an insurance company licensed to write in Wisconsin and endorsed to name Wisconsin as a covered state in Section 3a of your policy.