The I-9 form verifies that you are authorized to work in the US. To verify employment eligibility we need copies of 2 forms of identification from the following-- Social Security Card, Birth Certificate, Drivers License. OR you can provide us with single copy of your US Passport.
The W-4 form is so that we can withhold the correct federal income tax from your pay. Please complete a new Form W-4 each year and when your personal or financial situation changes.
The Washington State Patrol form is to do a background check. This form is needed in order for you to work with children and also needed in addition to the disclosure form.