Please note, to register as a vendor in the State of Wyoming financial system you will need the following:
- Complete the most current version of the IRS Form W-9.
- Attach original banking documentation (if requesting payment by direct deposit), for example:
- An unused, voided check.
- An original letter from your financial institution verifying your account/routing information.
- This completed documentation should be sent to the fiscal contact at the State Agency paying you for goods/services.
Please try WyOpen for any vendor payment questions.