Our contact center has experienced unusually high call volume and we apologize for any inconvenience. To avoid extended hold times you can make Payments online, find answers to Frequently Asked Questions, or submit a written request for your account to be reviewed by selecting the Contact Us link.

Due to the higher than normal call volume, we are extending our call center hours through Saturday, from 8am to 12pm in an effort to provide our customers with more access to our call center staff. We thank you for your business.

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Municipal Services Bureau
CTRMA Processing
P.O. Box 16777
Austin, TX 78761-6777

Toll Free: (888) 811-4565
Austin Local: (512) 323-4204

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If you are a TxTag, EZ Tag or TollTag customer, click on the links below for more information.


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Municipal Services Bureau
MSB provides toll bill processing services for the
Central Texas Regional Mobility Authority
Central Texas Regional Mobility Authority