How Banks Are Reducing Credit Card Rewards Without You Noticing
30 August 2025 · BestCard Editorial Team
The devaluation email nobody reads
Every so often you get an email titled "Important update to your Terms and Conditions." It's long, it's dense, and it usually lands in the middle of a busy week. Buried in paragraph twelve is a line changing your earn rate from, say, 4 points per Rs 100 to 2. No press release, no app notification banner screaming "your rewards just got cut in half" - just a quiet PDF attachment. This is the single most common way reward value erodes, and it works because almost nobody opens these emails.
New "excluded category" merchant codes
Reward programs run on merchant category codes (MCCs). A card that "excludes" fuel, rent, wallet loads, and government payments today might add utilities, insurance premiums, or education payments to that exclusion list next year - all without changing the headline reward rate. Your card still says "earn 5% on all spends," but the list of things that don't count keeps growing.
Tighter spending caps
Caps are where the real damage hides. A card might quietly change from "5% up to 2,000 points per month" to "5% up to 1,000 points per month," or introduce an annual ceiling that didn't exist before. Since the cap is a small footnote and the advertised rate stays the same, most cardholders keep spending as before and simply earn less past the new ceiling.
Shorter expiry windows and higher redemption minimums
Points that used to last 3 years might now expire in 2. Redemption thresholds also creep up - what once required 500 points to redeem might now require 2,000, forcing you to hoard points longer (and risk more of them expiring) before you can use them at all.
Devalued transfer ratios
If your card lets you transfer points to airline or hotel partners, watch the conversion ratio. A shift from 1:1 to 2:1 instantly halves the value of every point you transfer, even though your point balance and earn rate look unchanged on paper.
The "up to X%" trick
Headline rates like "earn up to 5% cashback" almost always come with a low effective cap once you read the fine print - often just on one category, for a small monthly amount. The "up to" is doing a lot of quiet work.
Your periodic T&C audit checklist
- Compare your current earn rate to the rate on your original welcome letter or approval email
- Search your card's latest T&C PDF for "excluded categories" and check it against last year's list
- Check whether monthly/annual caps have appeared or shrunk since you applied
- Note your points' expiry window - has it gotten shorter
- Check the minimum redemption threshold in reward money/points
- If you transfer points to travel partners, re-verify the current conversion ratio
Do this once every 12 months, right around your renewal date. It takes fifteen minutes and it's the only way to catch value quietly draining out of a card you assumed still works the way it did when you signed up. For more on making sense of reward mechanics generally, see how reward points differ from cashback.