New TDECU Credit Cards
Coming soon!
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A new generation of TDECU credit cards is on the way
We're preparing to introduce an exciting new suite of TDECU Visa® credit cards designed to deliver even more value, flexibility, and convenience. During this transition, new credit card applications are temporarily unavailable. If you'd like to be among the first to know when applications open, click a Get Notified button in the section below. We look forward to sharing even more details about our new card lineup soon.
Discover What's Coming
We're updating our credit cards with enhanced benefits and new designs. Sign up to receive an email when applications reopen and be among the first to explore the new options.
Available August 18
Onyx Signature Visa®
Earn 2% Cash Rewards on
qualifying purchases 2
13.24% - 17.99%
APR1 for purchases
Available August 18
Platinum Visa®
3% Cash Rewards on Dining
2% Cash Rewards on Grocery stores3
12.24% - 17.99%
APR1 for purchases
Join the waitlist by submitting your information below
Join the waitlist by submitting your information below
TDECU is currently transitioning to a new suite of credit card products. During this transition period, credit card applications are temporarily unavailable. New credit card products are expected to become available beginning August 18, 2026. You may continue to see references to previous TDECU credit card products in certain advertisements, partner materials, or other marketing content. Those products are no longer available. Please refer to this website for the most current information regarding TDECU credit card offerings and availability.
Legacy Credit Cards
Not Available
Onyx Mastercard®
13.24% - 17.99%
APR1 for purchases
Not Available
Buc-ee's Mastercard®
12.24% - 17.99%
APR1 for purchases
Not Available
Platinum Mastercard®
12.24% - 17.99%
APR1 for purchases
1APR = Annual Percentage Rate. Rates, terms and conditions subject to change. Credit approval required.
2Eligible purchases are purchases for goods and services, minus returns and other credits. Eligible do not include fees, interest charges, balance transfers, cash advances, convenience checks, purchase for cash equivalents (money orders, gift cards, prepaid cards), disputes and illegal transactions, gambling. 32% Cash Rewards is limited on purchases made at grocery stores, excluding superstores like Walmart® and Target® and wholesale clubs.
3Introductory rate good until the first day of the billing cycle that includes the six-month anniversary date of the opening of your account and does not apply to cash advances on TDECU’s Onyx Credit Card.
4Buc-ee’s fuel and in-store discount offer is subject to end without notice, and is not valid with other discounts. Other restrictions may apply.
5Offer only applied to balance transfer requests received by us within 30 days of account opening. Offer is available until further notice and is not valid with other discounts. Other restrictions may apply.
6Minimum Share Secured Mastercard balance is $1,000. Maximum is $50,000. Rates, terms and conditions subject to change. Other restrictions may apply.
Download Credit Card agreement and Disclosure for Onyx Mastercard
Download Credit Card agreement and Disclosure for Platinum Mastercard
Download Credit Card agreement and Disclosure for Buc-ee's Mastercard
Download Credit Card agreement and Disclosure for Classic Mastercard
Download Credit Card agreement and Disclosure for Credit Builder Mastercard
Download Credit Card agreement and Disclosure for Secured Mastercard
Download Credit Card agreement and Disclosure for Onyx Visa
Download Credit Card agreement and Disclosure for Platinum Visa
Download our Buc-ee's Credit Card Benefits Program Terms and Conditions
Download Cash Rewards FAQ here.