Are Cashback Rewards Taxable in the UK?

Cashback on your own spending isn't taxable under HMRC's own rules — but referral bonuses and introducer payments are treated differently. The distinction that actually matters, with sources.

Cashback paid to you as an ordinary customer on your own spending is not taxable income under HMRC's rules — it's treated as a discount, not income. This covers credit card cashback, cashback current accounts and cashback-site rewards on things you actually bought. It does not automatically cover referral bonuses, introducer payments, or cash you're paid for bringing HMRC a new customer — those fall under different rules and can be taxable.

Why ordinary cashback isn't taxed

HMRC's Statement of Practice 4/97 sets out the tax treatment of commission, cashbacks and discounts, and its long-standing position is that most customers aren't liable to tax on them. HMRC's internal manual puts it directly:

"A cash-back received in the course of trading is a receipt of the trade to be included in taxable trade profits" — but for a non-business customer receiving cashback simply as consideration for a purchase, it's generally not taxable, even where the cashback is paid under a separate contract from the purchase itself.

Source: HMRC Business Income Manual, BIM100210.

In plain terms: a cashback credit card paying you 1% on your own spending, or a cashback current account rebating a chunk of your direct debits, is treated the same way as a retailer's loyalty discount. It reduces what you effectively paid — it isn't new income. See our guides on cashback credit cards and cashback current accounts for how those actually work.

Where the picture changes: referrals and introductions

The same HMRC manual draws a clear line at payments for introducing someone else, rather than for your own purchase: payments received for introducing customers to a supplier are taxable as miscellaneous income, provided the payment isn't gratuitous and you're not otherwise chargeable on it.

That covers things like:

  • "Refer a friend" cash bonuses from banks or apps, where the payment is for the referral rather than tied to your own spending.
  • Affiliate-style payments for bringing business to a provider.

The practical backstop: everyone gets a £1,000 tax-free Trading Allowance per tax year for this kind of miscellaneous income. If your total referral bonuses and similar payments stay under £1,000 across the tax year, there's typically nothing to declare. Above that, it may need reporting via Self Assessment. See our trading allowance guide for how the allowance works and when you need to register.

The genuinely grey area: bank switching bonuses

Bank account switching bonuses (the common £100–£200 cash incentives for moving your current account) sit in between the two categories above, and HMRC's published guidance doesn't address them by name. In practice, these are widely treated the same way as purchase-linked cashback — an inducement to open an account, rather than a payment for introducing someone else — and reported experience suggests HMRC doesn't routinely pursue tax on them. That's a common-practice position, not a guarantee in the way SP4/97 is for ordinary cashback, so treat it as lower-confidence than the sections above.

What doesn't follow the cashback rules

A few things get confused with cashback but are taxed differently:

  • Interest-style "rewards." Some current accounts pay a monthly reward that's structured as savings interest rather than cashback. If it's interest, it counts toward your Personal Savings Allowance, not the cashback treatment above.
  • Cashback earned through your own business. If cashback arises from business spending (a business credit card, for example), it's a trade receipt and taxable as part of business profits, per the same BIM100210 guidance.
  • Cashback sites paying you for reviews, content or repeat referral activity at volume. If it looks more like a sideline than occasional personal spending, HMRC can treat it as trading or miscellaneous income rather than a purchase discount.

The short version

Type of paymentUsually taxable?
Cashback on your own personal spending (cards, cashback sites, cashback current accounts)No
Cashback on business spendingYes — trade profit
Refer-a-friend / introducer bonusesYes, above the £1,000 Trading Allowance
Bank switching bonusesCommonly treated like cashback, but not explicitly confirmed by HMRC
"Reward" payments structured as interestTaxed as savings interest, not cashback

This guide is information, not regulated financial or tax advice. Individual circumstances vary — if you have significant referral or affiliate income, HMRC's guidance or a tax adviser can confirm your specific position. See our disclaimer.

Sources referenced in this guide

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