The Till School
The terminal · Cheat sheet
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Eight numbers to keep by the till.

Print this, or keep the tab open during the renewal call. Every line is a rule that already exists, with the document it comes from.

0.2% and 0.3%
Interchange caps on UK consumer debit and credit cards, where merchant, acquirer and issuer are all in the UK. In force since 9 December 2015.
PSR, the IFR · checked 2 Sep 2026
Outside the caps
Consumer cross-border payments between the UK and the EU or any third country are no longer capped. Commercial cards are outside the consumer caps too.
PSR, the IFR · checked 2 Sep 2026
9 June 2016
Since this date acquirers must tell merchants what it costs to accept each brand and category of card. Ask for it in writing.
PSR, the IFR · checked 2 Sep 2026
18 months
Longest initial minimum term for a POS terminal lease or rental, for merchants with card turnover up to £10m.
PSR, PS22/2 · checked 2 Sep 2026
31 days
Longest rolling renewal term once that initial term has expired. Exit fees must be cost based and explained before you sign.
PSR, PS22/2 · checked 2 Sep 2026
Summary box
Providers must give merchants with card turnover up to £50m a summary box with tailored pricing, service levels and your own usage.
PSR, PS22/2 · checked 2 Sep 2026
Quotation tool
The same providers must run an online quotation tool, so you can price your business without a sales call.
PSR, PS22/2 · checked 2 Sep 2026
+25% and £170m
Core scheme and processing fees rose at least a quarter in real terms from 2017 to 2023, costing UK business at least £170m a year.
PSR, MR22/1.10 · checked 2 Sep 2026

Bring the cheat sheet and your own numbers to the same table.

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