US Payment Infrastructure Overview
US PaymentsACTIVEOperator: Federal Reserve Banks (Fedwire, FedACH, FedNow), The Clearing House (CHIPS, RTP, EPN)
Overseer: Board of Governors of the Federal Reserve System, Financial Stability Oversight Council (FSOC)
Legal basis: Federal Reserve Act, Dodd-Frank Act (Title VIII for FMU designation), Electronic Fund Transfer Act, UCC Article 4A
Launched: Jan 1, 1918
Executive Summary
The United States operates a unique dual-operator payment infrastructure model. The Federal Reserve provides Fedwire (RTGS), FedACH (batch), and FedNow (instant) — the public-sector rails. The Clearing House, owned by 22 major banks, operates CHIPS (large-value netting), RTP (instant), and EPN (batch ACH) — the private-sector rails. This creates competition and redundancy at every layer: RTGS (Fedwire), netting (CHIPS), batch (FedACH vs EPN), and instant (FedNow vs RTP). The regulatory framework involves the Federal Reserve, OCC, FDIC, CFPB, and state regulators.
How It Works
Settlement Model
Mixed: RTGS (Fedwire), Hybrid netting (CHIPS), DNS (ACH), RTGS/Prefunded (FedNow/RTP)
Message Standard
ISO 20022 for Fedwire (March 2025), CHIPS (April 2025), FedNow (native), RTP (native). ACH uses Nacha format.
Max Transaction
Fedwire: No limit. CHIPS: No limit. FedNow: $10M. RTP: $10M. ACH: $1M (Same-Day).
Clearing Mechanism
Multiple: direct RTGS (Fedwire), netting (CHIPS), batch clearing (FedACH/EPN), instant settlement (FedNow/RTP)
Settlement Cycle
Varies by system: Fedwire operates ~21 hours/day weekdays. FedNow and RTP operate 24/7/365. ACH processes multiple daily windows. CHIPS operates during NY business hours.
Message Flow
Payment flows depend on the rail: large-value payments typically route through Fedwire or CHIPS. Retail payments use ACH (batch) or FedNow/RTP (instant). Cross-border USD payments primarily flow through CHIPS and correspondent banking. All rails ultimately settle in Federal Reserve balances.
Typical Use Cases
Comprehensive: interbank settlement, corporate treasury, payroll, consumer transfers, government payments, cross-border USD clearing
Participants & Access
Membership Requirements
Federal Reserve systems: open to institutions with Federal Reserve master accounts. TCH systems: participation criteria set by TCH. Universal reach through correspondent banking.
Governance & Risk
Governance Model
Dual governance: Federal Reserve (public, statutory mandate) and The Clearing House (private, owned by 22 banks). Nacha provides rules for the ACH network. FSOC designates systemically important FMUs. State and federal banking regulators oversee participants.
Concentration Risk
Systemic concentration at the Federal Reserve account level — all systems ultimately settle in Fed balances. The dual-operator model provides competition but both operators are deeply interconnected.
Resilience & Business Continuity
The dual-operator model provides structural resilience. If TCH systems experience issues, Federal Reserve systems can continue (and vice versa). Multiple settlement windows and real-time alternatives reduce systemic pressure.
Dispute Resolution
Varies by system: UCC Article 4A (Fedwire), Nacha Operating Rules (ACH), specific operating rules (FedNow, RTP, CHIPS). Consumer protections under Regulation E (EFTA) and Regulation Z (TILA).
Connectivity
includes
Fedwire
Fedwire Funds Service — RTGS for large-value USD payments
includes
FedNow
FedNow — Federal Reserve instant payment service
includes
FedACH / Nacha
FedACH — Federal Reserve batch ACH operator
includes
CHIPS
CHIPS — large-value USD netting system (TCH)
includes
RTP
RTP — instant payment network (TCH)
Regulatory Framework
Apr 1, 2025
CHIPS ISO 20022 migration complete
CHIPS completes migration to ISO 20022 message format, aligning with Fedwire’s March 2025 migration.
Apr 1, 2026
RBI mandatory two-factor authentication for all digital payments
RBI guidelines published Sep 25, 2025 requiring all domestic digital payments to implement two-factor authentication. Replaces rigid SMS OTP mandate with flexible risk-based approach. At least one factor must be dynamic and unique per transaction. Cross-border CNP additional factor validation required from Oct 1, 2026.
88dJul 1, 2026
Durbin Amendment debit interchange review
Federal Reserve review of regulated debit interchange cap. Current cap: 0.05% + $0.21. Potential reduction proposed. Affects banks with >$10B assets.
818dJun 30, 2028
Fedwire extended operating hours
Fedwire expanding to 22 hours/day, 6 days/week, 365 days/year. Significant change for correspondent banking and cross-border payment windows.
Timeline
Mar 10, 2025
Fedwire ISO 20022 big-bang cutover
Federal Reserve completed the single-day cutover of Fedwire Funds Service from proprietary format to ISO 20022 messaging on March 10, 2025.
SourceIntelligence (79)
AnalysisApr 3, 2026
Fed's Kraken Pilot and Payment Account Proposal Redraw US Settlement Access for Nonbanks
The approval of Kraken Financial's limited-purpose master account and a proposed payment account framework represent the Federal Reserve's first concrete steps toward structured nonbank participation in US settlement infrastructure.
AnalysisApr 2, 2026
European Batch Clearing Volumes Decline as Instant Payments Cross Quarter of Credit Transfer Traffic
First-quarter 2026 data from EBA Clearing, KIR, and Bankgirot reveals batch ACH volumes contracting across multiple European markets as instant payment platforms post double-digit growth, with real-time credit transfers now exceeding one-quarter of total euro-area volume.
RegulationApr 2, 2026
BCB Adds Automatic Blocking Controls to PIX Settlement Accounts After R$100 Million Breach
Resolution BCB No. 554, effective March 30, requires all direct participants in Brazil's instant payment system to configure minimum balance thresholds and optional automatic account blocking for their Conta PI settlement accounts at the central bank. The regulation follows a cyberattack on BTG Pactual that diverted approximately R$100 million from the bank's settlement account on March 22.
AnalysisApr 1, 2026
Fedwire Joins Global Push for Near-Continuous RTGS Settlement
The Federal Reserve's confirmed expansion of Fedwire to 22 hours per day across six days per week, planned for implementation from 2028, adds the United States to a growing list of jurisdictions extending large-value settlement windows beyond traditional banking hours.
AnalysisMar 30, 2026
PayShap Passes 461 Million Transactions but Fees Limit Daily Adoption
South Africa's instant payment system reached 461 million cumulative transactions worth R403 billion through 2025. Despite rapid volume growth, independent research shows PayShap captures less than 7 percent of debit transactions at the most-adopted banks. Per-transaction fees of R6 to R10 create a structural barrier to the daily-use patterns seen in zero-fee systems like PIX and UPI.
AnalysisMar 30, 2026
EURO1 December 2025 Volumes Peak at 207,642 Daily as Sub-Participant Base Expands
EBA Clearing's large-value hybrid payment system reached its highest monthly averages of 2025 in December, processing 207,642 transactions per day worth €207 billion. The system enters 2026 with 36 direct participants and 34 directly addressable sub-participants, the latter growing from 28 as non-bank PSP access pathways expanded.
AnalysisMar 28, 2026
Euro Area Instant Credit Transfer Share Reaches 23 Percent as Sending Mandate Reshapes Volumes
The seven-percentage-point gain in instant credit transfer market share between H1 2024 and H1 2025 reflects early effects of the EU sending mandate, but the persistent gap between 23 percent volume share and 7 percent value share signals that corporate treasury flows remain on standard rails.
AnalysisMar 28, 2026
France Assembles Merchant Pipeline for Wero E-Commerce as H1 2026 Target Window Narrows
Six merchants including Air France, E.Leclerc, and Orange have signed Wero agreements, nine banks provide 90 percent French account coverage, and the national tax authority DGFIP has stated its intention to adopt Wero for public invoices. The specific launch date remains unconfirmed as EPI's original H1 2026 target approaches.
NewsMar 28, 2026
Duffie Paper Proposes Fedwire Payment Netting to Lower Fed Balance Sheet Floor
Fed Chair nominee Kevin Warsh has advocated reducing the Fed's $6.6 trillion balance sheet, giving the proposal immediate policy relevance. Reserve balances stand at approximately $3 trillion, the largest Fed liability after currency in circulation.
RegulationMar 27, 2026
Brazil Enforces PIX MED 2.0 Multi-Hop Fraud Tracking After R$6.5 Billion in 2025 Losses
After R$6.5 billion in PIX fraud losses during 2025 and a 7 percent fund recovery rate, Brazil's central bank is enforcing MED 2.0, an upgraded refund mechanism that traces stolen money across multiple account hops with automatic blocks at each node. Supervisory penalties for non-compliant institutions begin in May 2026, completing a phased rollout that started with optional adoption in November 2025.
Reference Documents (5)
Federal Reserve Operating Circular No. 6 (Fedwire Funds)
Federal Reserve · operating_rules · vJanuary 2026 · Jan 5, 2026
2 versions tracked
Federal Reserve Operating Circular No. 8 (FedNow Service)
Federal Reserve · operating_rules · vApril 2026 · Apr 1, 2026
FedNow Service Operating Procedures
Federal Reserve · operating_rules · vVersion 3.2 (February 2026) · Feb 13, 2026
RTP System Operating Rules
The Clearing House · operating_rules · vEffective 01-01-2026 · Jan 1, 2026
CBPR+ Roadmap Beyond November 2025
SWIFT · regulatory_text · vSeptember 2025 · Nov 15, 2026
Fedwire Funds ServiceFedwire
Federal Reserve Banks
FedNow ServiceFedNow
Federal Reserve Banks
Real-Time PaymentsRTP
The Clearing House (TCH)
Clearing House Interbank Payments SystemCHIPS
The Clearing House (TCH)
FedACH / ACH NetworkFedACH
Federal Reserve Banks (FedACH), Nacha (network rules)
Zelle P2P NetworkZelle
Early Warning Services, LLC (owned by seven US banks: Bank of America, Capital One, JPMorgan Chase, PNC, Truist, U.S. Bank, Wells Fargo)
Electronic Payments NetworkEPN
The Clearing House (TCH)