RTP vs. FedNow: How Real-Time Payments Actually Move Your Money

For decades, moving money between U.S. bank accounts meant waiting: ACH transfers settled in one to three business days, wires required business hours and manual bank intervention, and checks took even longer. That has started to change with the rollout of two parallel instant-payment networks: RTP, built by the bank-owned Clearing House, and FedNow, operated by the Federal Reserve. Both let banks and credit unions move money between accounts in seconds, any time of day, every day of the year. Understanding how they work — and where they still fall short — matters for anyone using apps or bank features that promise "instant" transfers.

Two networks, one basic idea

RTP, operated by The Clearing House, went live in 2017 and was the first new core payments infrastructure built in the U.S. in decades. FedNow, launched by the Federal Reserve in 2023, serves a similar function but is run by the central bank rather than a bank-owned consortium. Both networks allow a bank to send a payment message and settle the underlying funds in real time, with the receiving bank crediting the customer's account within seconds of initiation, according to the Federal Reserve and The Clearing House.

The key similarity is that both are "credit push" systems. The sender's bank pushes funds to the receiver's bank; the receiver's bank cannot reach into the sender's account to pull money out, as can happen with some ACH debit arrangements. This design reduces the risk of unauthorized debits but does not eliminate fraud, since a sender can still be tricked into authorizing a push payment to a scammer.

Why both exist

RTP and FedNow are not competitors in the sense of consumers choosing one over the other; ordinary users typically never see the network name. Instead, banks and credit unions decide which network, or networks, to join, and many now connect to both to maximize reach. A payment can only travel instantly if the sending and receiving institutions are each connected to the same real-time rail; if either side is not yet participating, the payment typically falls back to standard ACH or wire processing, with the usual delay.

• RTP is owned by large U.S. banks through The Clearing House and has been operating since 2017.
• FedNow is operated by the Federal Reserve Banks and launched in July 2023, open to any federally insured depository institution.
• Both support person-to-person transfers, bill payments, business-to-business payments, and payroll-related use cases such as earned-wage access.
• Transaction value limits exist on both networks and are set by the operators and participating banks, so very large transfers may still require wire transfers.

Finality cuts both ways

The biggest practical difference between instant rails and older systems is finality. ACH transfers can sometimes be reversed or recalled within a short window, and card payments can be disputed through chargebacks. Real-time payments, once settled, are generally treated as final and irrevocable by the receiving bank. That speed and certainty is valuable for legitimate uses like paying a contractor or moving money between your own accounts, but it also means there is little room to undo a payment sent to the wrong account or to a fraudster.

What this means for everyday users

Most consumers encounter RTP or FedNow indirectly, through features with names like "instant transfer," "real-time payments," or "send now" inside banking apps, payroll platforms, or payment apps. These labels usually indicate that a bank has connected to one of the two instant rails for that transaction type. Before relying on instant transfers for time-sensitive needs such as closing on a home or paying rent, it is worth confirming with your bank whether the recipient's institution also participates, since a payment can still default to slower processing if the chain is incomplete.

• Double-check recipient account and routing details before sending, since instant payments are difficult or impossible to reverse once settled.
• Ask your bank which real-time network, if any, it uses and whether there are dollar limits on instant transfers.
• Treat urgent requests to send money instantly, especially from unfamiliar contacts, with extra scrutiny, since speed and finality are exactly what payment scammers exploit.

As more banks and credit unions join both networks, instant payments are likely to become the default rather than a premium feature. That shift brings real convenience, but it also shifts more responsibility onto the sender to get the details right the first time, since the safety net of a multi-day settlement window is disappearing.