Automated Clearing House (ACH) is King County’s Preferred Method of Payment
- ACH is King County’s preferred way to pay for almost everything with no additional cost to the supplier.
ACH payments transfer funds directly to a vendor’s bank account.
- Paper Checks (Warrants) are another form of payment with no cost to the supplier.
- P-Cards and Payment Plus are other forms of payment, but costs the supplier 2-4% in fees.