Methlab electronic payment guidance

There are three steps to pay online

  1. Enter your information into the pay portal.
  2. Make your payment.
  3. Email your payment receipt to

Pay portal

For the invoice field:

  • Enter HM08

For the customer number/reference ID field:

  • Enter the reference ID found in the subject line of your registration form confirmation email in the customer number field. E.g. # 19180150

PayPort screen showing Customer Name, Customer Number, and Invoice fields

Make your payment and don’t forget to email your payment receipt to

Paying by electronic check

A flat $1.00 surcharge* will be added when paying by electronic check (e-check), regardless of the transaction amount. You will need to carefully enter your 9 digit bank routing number and your account number to complete this transaction.

Check showing routing and account numbers

Paying by credit card

A surcharge* based on the amount charged will be applied to credit card payments. We can accept MasterCard, Visa, Discover and American Express.

*Online payment is provided by a third party working in partnership with the state of Colorado.