Cash Handling Does Not End at the Register
Rounded transactions still have to reconcile: at the branch, in the vault, and across a merchant portfolio. Banks face cash rounding rule decisions on two fronts, their own operations (ATMs, ITMs, teller transactions, check cashing, and disbursements) and the merchant services they provide to business clients. Existing systems can execute the cash action. Centsless is designed to determine the applicable rule and preserve the evidence a reconciliation later depends on.
Background on the obligations these programs inherit: cash rounding compliance.
Where Banks Need Cash Rounding Compliance
Your Own Cash Transactions
As penny availability declines, each cash touchpoint may need a rule decision based on jurisdiction, transaction type, tender, effective date, and controlling authority. The cash system executes the result; the rule layer determines whether an adjustment applies and what should be preserved afterward.
- ATM and ITM cash dispensing
- Teller transaction rounding
- Check cashing and cash disbursements
- Cash vault and coin operations
- Branch-level audit trail generation
Your Merchant Clients
Financial institutions that offer merchant acquiring, business banking, or payment processing also carry a second consideration: the merchants they serve. Multi-state merchants operating under your acquiring umbrella need consistent rounding implementation at the POS level. Centsless can be licensed and deployed under your brand to supply that rule layer for your merchant book. The rule determination and evidence sit with Centsless; merchant compliance obligations remain the merchant's.
- White-label compliance for your merchant base
- Automatic jurisdiction detection across all merchant locations
- A complementary rule layer for the existing merchant-services flow
- Reviewable evidence context for each rule decision
- Positions your acquiring platform as regulatory infrastructure
One Platform. Both Compliance Lanes.
White-Label Licensing
Deploy under your brand. Your merchants see your compliance solution, powered by our infrastructure.
Multi-Denomination Architecture
The architecture is designed so a denomination change becomes a versioned rule change. Cross-border support is a roadmap item.
Merchant Services Layer
Add rule-resolution decisions to an existing acquiring or merchant-services offering, without taking on merchant compliance obligations.
Evidence Architecture
Designed to preserve the authority, rule version, transaction context, action, and settlement evidence behind each decision.
API-First Integration
RESTful infrastructure is designed to integrate with existing merchant platforms. Webhooks can notify connected systems when a rule changes.
Build vs. License Analysis
| Capability | Internal Build | Licensed Infrastructure |
|---|---|---|
| Rule Development | Encode and test each state in-house | An existing, maintained rule set |
| Regulatory Monitoring | Ongoing internal team | Tracked and applied centrally |
| Jurisdiction Rules | Your team maintains them | We maintain the jurisdiction rules |
| Multi-Jurisdiction Support | Manual jurisdiction mapping | ZIP-level jurisdiction awareness |
| Evidence Record | Define and maintain internally | Rule and transaction context designed for review |
| Refund Handling | Define in existing logic | Rule-aware refund normalization |
| Future Denominations | Architecture-dependent | Designed for versioned denomination rules |
| Ongoing Rule Maintenance | Managed by the institution | Maintained centrally |
Centsless provides a shared rule and evidence layer that can complement existing acquiring and transaction infrastructure.
Technical Architecture
Performance
- <100ms API response time
- Horizontal scaling architecture
- Redundant deployment design
Security
- Designed against the SOC 2 Trust Services Criteria; no third-party audit to date
- AES-256 encryption
- Reviewable evidence architecture
Integration
- RESTful API
- Webhook support
- Sandbox environment
Compliance
- Automatic rule updates
- Multi-jurisdiction support
- Audit trail generation
Financial Institution Scenarios
Regional Bank: ATM Network
Statewide ATM fleet dispensing cash across jurisdictions with different rounding requirements and no standardized dispensing logic.
Jurisdiction-aware rule resolution at dispense calculation, with versioned state logic and evidence context for each decision.
Credit Union — Teller Operations
Branch teller transactions, check cashing, and cash disbursements require consistent rounding logic and member-facing receipt accuracy.
Consistent rounding at the teller level. Dual-total receipts. Records built for regulatory examination.
Bank — Merchant Acquiring
Merchant portfolio operating across many states with different cash rounding laws, and no consistent way to apply and document rounding across the book.
White-label Centsless for your merchant base, with one rule-layer integration and location context supplied by the connected system.
Payment Processor — Multi-Merchant Platform
Large merchant portfolio across conflicting state jurisdictions. Exposure from rounding inconsistent with the applicable state rule. Ongoing monitoring burden.
API-level compliance infrastructure. Revenue share model. Rule maintenance on our side, revenue on yours.
Flexible Licensing Structures
Commercial models designed for financial institutions and payment processors:
Platform Licensing
White-label infrastructure for your merchant base.
Revenue Share
Merchant-level pricing with processor revenue participation.
Volume-Based
Enterprise licensing for large merchant portfolios.
Licensing can include centrally maintained rule updates, reviewable evidence context, and multi-jurisdiction support. Deployment details are defined during integration scoping.
Beyond the Penny: Multi-Denomination Infrastructure
Penny Phase-Out
21 states with at least one enacted cash-rounding authority, including California's enacted merchant framework and separate local-agency authority, 7 states with cash rounding legislation introduced or advancing but not yet enacted
Nickel Contingency
Ready if a denomination changes again. Our research declines to forecast that, so no date is attached.
Beyond the US
Cross-border compliance and multi-currency rounding are roadmap items, not current capabilities.
Today's five-cent rule may not be tomorrow's rule. Centsless is designed so that a denomination change becomes a versioned rule change rather than a permanent arithmetic assumption. The later phases above are roadmap positions.
Simulation-Tested Infrastructure
Simulated Transactions
Simulation-tested across 46 public datasets
Enacted State Rules Encoded
Simulation harness exercised 10 jurisdictions exercised by the simulation harness
Audit Chain Breaks
The simulation audit log re-verified end to end
Institutional Partnership Inquiry
We are engaging with a limited number of institutional partners for infrastructure licensing. Initial conversations focus on integration architecture and commercial structure.