How to Set Up an Official Payments Account

Create and manage an Official Payments (ACI Payments) account — the service Fairfield County Utilities uses to process digital payments.

Open OfficialPayments.com

Account creation

  • Access. Navigate to OfficialPayments.com and select “Sign Up.”
  • Registration. Enter your full name, address, phone number, and a unique email address. Create a password and select a challenge question for security.
  • Verification. Check your email for a message from ACI Payments and click the “Click to confirm registration” link to activate the account.

How to make a payment

  • Log in with your new credentials.
  • Select service. Choose the “Local Payments” option.
  • Identify entity. Enter the Fairfield County Jurisdiction Code (4441) or search for “Fairfield County Utilities” by state and payment type.
  • Enter details. Provide your utility account number and the payment amount.
  • Confirm. Review the convenience fee (charged by ACI) and submit. Keep the confirmation number for your records.

Customer support

Your credit or debit card information is kept confidential and is never shared with the government entity receiving the payment.