Apply for a Diamond Sky Fuel Card

Promotions / Apply for a Diamond Sky Fuel Card

Maybank Exclusive

Apply for a Diamond Sky (DS) Fuel Card from 14 May to 30 June 2026 and enjoy up to 29.27% off fuel purchases at Caltex stations on your first 3 pumps – one of the highest in town!

How It Works

Register for a DS Fuel Card here
Link your Maybank Credit Card to your DS Fuel Card account
A one-time S$2 card issuance fee will be charged to you for each application of the DS Fuel Card.
- Make any fuel spend on your DS Fuel Card by 31 July 2026 to enjoy S$2 card issuance fee waiver.
Head down to any Caltex stations, set up your PIN upon your first pump and pay with your DS Fuel Card to enjoy your discount.

Click here to view Caltex stations islandwide.

Breakdown and Illustration

Maybank Credit Card Type	Family & Friends	Horizon Visa Signature	Platinum Visa	World Mastercard & Visa Infinite	Other Maybank Credit Cards
Instant Promotional Fuel Discount on first 3 pumps (prev. at 22%)	25%	25%	25%	25%	25%
Admin Fee (after discounted amount)	2.5%	2.5%	2.5%	2.5%	2.5%
Maximum Additional Rebate¹	Up to 8% cashback (under "Automotive" category)	3X TREATS Points	Up to 3.33% (per quarter)	Up to 10X TREATS Points	Respective card benefits apply
Total Fuel Discount	29.27%	23.12% + 3X TREATS Points	25.68%	23.12% + 10X TREATS Points	23.12% + Card Benefits

¹Subject to the Maybank Cardmember fulfilling the applicable requirements under the promotions/programmes in connection with the respective Cards. For supplementary Maybank Cardmembers, any TREATS Points will be credited to the corresponding principal cardmember’s card account.

Below is an illustration of how the discount is applied to your total petrol bill when you pump at Caltex stations with the DS Fuel Card.

Gross Fuel Spend	S$200
Instant Fuel Discount	25%
Revised Fuel Bill	S$150
Admin Fee (2.5%)	S$3.75
Final Fuel Bill	S$153.75
Nett Discount	23.12%
Family and Friends Card 8% cashback	S$12.30
Final Fuel Bill using Family and Friends Card	S$141.45
Final Discount Rate	29.27%

Continue to enjoy up to 26.45% off your subsequent fuel purchases at Caltex with your DS Fuel Card. For Breakdown and Illustrations & full Terms and Conditions, click here.

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Terms & Conditions

New-to-Diamond Sky Fuel Card Promotion

This Promotion is valid from 14 May to 30 June 2026, both dates inclusive.
To be eligible for the Promotion, Maybank Cardmembers must successfully apply for a Diamond Sky Fuel Card (“Fuel Card”) issued by the Merchant using the Merchant’s online application form that is unique to Maybank during the Promotion Period. If Maybank Cardmembers’ application for the Fuel Card is successful, the Fuel Card will be linked to their Card.
For avoidance of doubt, this Promotion is not available to Maybank Cardmembers who hold an existing Fuel Card and/or have cancelled any Fuel Card within twelve (12) months prior to the start of the Promotion Period.
Maybank Cardmembers who have successfully applied for a Fuel Card during the Promotion Period and whose Fuel Card is linked to his/her Card may enjoy the respective discounts illustrated in the table below on his/her first three (3) fuel purchases at Caltex stations using his/her Fuel Card during the Promotion Period, capped at S$200 gross spend per fuel purchase.
The Merchant will impose a one-time S$2 Fuel Card issuance fee on each Maybank Cardmember for each application of the Fuel Card.
During the Promotion Period, the one-time S$2 Fuel Card issuance fee charged for each application of the Fuel Card will be waived for Maybank Cardmembers who apply for the Fuel Card and makes a minimum spend (not applicable on the S$2 Fuel Card issuance fee) by 31 July 2026, and have the transaction posted by 7 August 2026.
Once the Fuel Card is linked to the Card, all costs incurred on the Fuel Card will be charged to the Maybank Cardmember’s Card.
Each Maybank Cardmember can only apply for one Fuel Card, regardless of the number of Cards owned.
The Promotion is not valid for Star Mart purchases at Caltex stations.
Additional Terms and Conditions of Diamond Sky Fuel Card applies. Visit https://dsoil.net/sg/main.php?pageId=27 for full details.
Diamond Sky Fuel Card Tactical Promotion Full Terms and Conditions apply (PDF)
Diamond Sky Fuel Card Promotion Full Terms and Conditions apply (PDF)
Maybank’s respective Credit and/or Debit Card Terms and Conditions apply.