Alternative payment methods and BNPL

IN ONE LINE

An everyday analogy: 'card' is one way to pay, but a checkout is a shelf of options, and shoppers reach for whatever is familiar and cheap.

An alternative-payment-method (APM) is any of the ways to pay that are not a straight card transaction: a bank transfer pushed from your account, a wallet balance, a local scheme, or paying in instalments.

They matter because different regions lean on different habits, and each APM settles on its own rails — some on card networks, many not.

Buy-now-pay-later (BNPL) is the one shoppers notice most: a provider pays the shop in full now, and the shopper repays the provider later, often in a few interest-free instalments.

When Maya Chen chooses 'pay in three' at Example Supplies Ltd, she is using BNPL, not her card.

(SYNTHETIC / TRAINING ONLY — every person and firm named here is fictional.)

WHAT IT ACTUALLY IS

Alternative-payment-method is an umbrella, not a single mechanism, so the useful move is to sort APMs by what actually settles them.

Card-rail APMs, including many wallets, still produce a card authorisation underneath.

Bank-transfer APMs push money account-to-account — a credit transfer the payer initiates, increasingly through open-banking payment initiation — so there is no card, no chargeback, and settlement follows the transfer scheme's timing.

Local schemes and account-based methods vary by country.

Buy-now-pay-later is a credit product wrapped around a payment: the BNPL provider settles the merchant now, usually minus a fee larger than card interchange, and carries the shopper's repayment risk.

Its economics rest on merchant fees and, on longer plans, interest; its risks are the ordinary risks of consumer lending — affordability, arrears, and collections — which is why BNPL is increasingly brought inside consumer-credit rules rather than treated as mere checkout plumbing.

HOW IT WORKS

The practitioner's questions about an APM are always the same four: which rails does it settle on, when are funds final, what happens on a refund or dispute, and who carries fraud and credit risk.

Those answers differ sharply.

A push bank-transfer APM gives the merchant fast, hard-to-reverse funds but no card-style chargeback, so refunds are a separate outbound payment and authorised-push-payment fraud lands on the payer.

A card-rail APM inherits card disputes and interchange.

BNPL splits the transaction: the merchant is paid and de-risked, while the provider owns underwriting, late fees and collections.

Two honest cautions close the topic.

First, 'instant approval' at a BNPL checkout is still a credit decision, and thin affordability checks are exactly where consumer harm and regulatory attention concentrate.

Second, adding APMs raises approval and reach but multiplies reconciliation: every method has its own settlement file, timing and dispute path to account for.

THE WORDS

Alternative payment method (APM)

Any way to pay that is not a standard card transaction — bank transfers, wallets, direct debits, buy-now-pay-later, and local schemes.

Buy now, pay later (BNPL)

A short-term credit product bundled with checkout: the provider pays the merchant now and the customer repays in instalments — lending wearing a payment method's clothes.

READ FIRST

• The four-party model

CONNECTED TO

• CHECKPOINT Alternative rails checkpoint

SOURCES

• A glossary of terms used in payments and settlement systems — CPSS (now CPMI), Bank for International Settlements
• Fast payments - enhancing the speed and availability of retail payments — CPMI, Bank for International Settlements
• Payments Signal editorial teaching models — Payments Signal