Modern government agencies rely on enterprise resource planning (ERP) systems to manage finances, HR, procurement, and more. But when it comes to revenue collection, many state and local governments discover a painful gap: their ERP wasn't designed to be a cashier-facing point-of-sale system.

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This guide explains how government cashiering systems integrate with ERPs, what to look for in an integration, and how to evaluate whether a solution will actually work with your existing infrastructure.

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Why ERP Integration Matters

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Your ERP is the financial system of record. Every dollar your agency collects needs to land in the right fund, the right GL account, with the right coding—accurately and promptly.

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Without proper integration, organizations face:

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Manual data entry. Staff re-key payment information from the point of sale into the ERP. This takes time, introduces errors, and creates reconciliation headaches.

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Delayed posting. End-of-day batch processes mean your financial picture is always 24 hours behind reality. For high-volume agencies, this lag creates risk.

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Reconciliation burden. When two systems track the same transactions independently, discrepancies are inevitable. Someone has to find and fix them—usually your most experienced staff.

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Audit complexity. Auditors want to trace every dollar from collection to deposit to ledger posting. Gaps between systems create gaps in the audit trail.

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Proper ERP integration eliminates these problems by creating a single, synchronized view of revenue across all systems. State and local governments with mature integrations—like those processing 500,000+ transactions annually through unified platforms—report that end-of-day reconciliation takes minutes rather than hours.

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Common Integration Patterns

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Government cashiering systems connect to ERPs in several ways. Understanding these patterns helps you evaluate what vendors actually mean when they say "we integrate with your ERP."

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Real-Time API Integration

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The gold standard. Transactions flow between systems immediately via secure APIs.

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• Lookups: Cashier searches for a customer, and the system queries the ERP for current balance information in real-time.
• Posting: Payment is collected, and within seconds it's posted to the ERP with full GL coding.
• Bidirectional: Account adjustments, voids, and corrections sync both ways.

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Real-time integration requires both systems to support modern APIs and typically involves initial development work to establish the connection. However, platforms with pre-built connectors—some supporting 90+ government systems out of the box—can dramatically reduce this effort.

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File-Based Exchange

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Systems exchange data through structured files (CSV, XML, fixed-width) on a scheduled basis.

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• Export: Cashiering system generates a file of transactions at end-of-day.
• Import: ERP imports the file and posts transactions in batch.
• Frequency: Usually daily, sometimes more frequent.

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File-based integration is simpler to implement but creates lag time and requires reconciliation processes.

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Database-Level Integration

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Systems share a database or use direct database queries to exchange information.

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• Read access: Cashiering system queries ERP database for balances.
• Write access: Transactions written directly to ERP tables.
• Risk: Tight coupling can create upgrade and maintenance challenges.

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Database integration can be fast but requires careful coordination between vendors and introduces dependencies.

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Middleware/ESB

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An enterprise service bus or middleware layer sits between systems, translating and routing data.

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• Flexibility: Can connect multiple systems through a common hub.
• Complexity: Adds another system to maintain and troubleshoot.
• Cost: Middleware platforms often have significant licensing costs.

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This approach is common in large enterprises with many systems but may be overkill for focused cashiering integration.

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Key Systems Government Agencies Integrate

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Based on deployments across 85+ government agencies, these are the most common integration targets:

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Enterprise Resource Planning

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• Workday — Growing rapidly in government, especially for cloud-first agencies. Deep integration here is increasingly important—some cashiering platforms now support 40+ joint Workday deployments.
• Oracle — E-Business Suite and Cloud, common in larger jurisdictions
• SAP — Enterprise deployments, often state-level
• Tyler Munis — Purpose-built for government, very common in mid-size agencies
• PeopleSoft — Legacy but still widely deployed

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Utility Billing

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• Harris NorthStar — Water/sewer billing leader
• Tyler Incode — Integrated with Tyler Munis deployments
• CIS Infinity — Utility-focused CIS
• Advanced Utility Systems (AUS) — Municipal utility specialist

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Property Tax & Assessment

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• Tyler iasWorld — Tax assessment and collection
• Tyler Eagle — Integrated land management
• Aumentum — Property tax administration
• Patriot Properties — Assessment management

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Permitting & Licensing

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• Accela — Community development and permitting
• Tyler EnerGov — Permits, inspections, code enforcement
• CentralSquare CommunityDev — Planning and permitting

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When evaluating a cashiering system, ask specifically about experience with your particular systems—not just the vendor name, but the specific version and module you use. The difference between "we can integrate with Oracle" and "we have 15 production deployments on Oracle Cloud Financials" is significant.

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Evaluating Integration Capabilities

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Not all integrations are equal. Here's how to assess what a vendor actually offers:

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Pre-Built vs. Custom

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Pre-built integrations are already developed and tested with a specific system. They typically require only configuration, not development. Ask:

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• How many government agencies are using this specific integration today?
• What versions of the target system are supported?
• What's included: lookups only, or full bidirectional posting?

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Custom integrations are built during implementation for your specific environment. They offer flexibility but take longer and may have less production-hardening. Ask:

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• Who does the development work—you, the vendor, or a third party?
• What's the timeline and cost for custom integration development?
• Who supports it long-term if the integration breaks after an ERP upgrade?

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The best platforms offer extensive pre-built libraries—covering major ERPs, billing systems, and permitting platforms—while maintaining the API flexibility for custom connections when needed.

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Depth of Integration

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Some integrations only scratch the surface. Dig into what data actually flows:

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A vendor might claim "Oracle integration" but only mean they can export a file that Oracle can import. That's very different from real-time bidirectional data flow.

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Maintenance & Support

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Integrations can break when either system is upgraded. Understand who's responsible:

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• Who tests compatibility when the ERP releases updates?
• What's the typical response time if an integration stops working?
• Is integration support included in the base subscription or an add-on?

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Real-Time vs. Batch Integration

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This is one of the most important distinctions in cashiering integration. Here's how they compare:

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Real-Time Integration

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How it works: Data flows immediately when transactions occur. Customer looks up an account, the system queries the ERP in that moment. Payment is collected, it posts to the ERP within seconds.

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Benefits:

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• Always-current balance information prevents over/under collection
• Financial reporting reflects actual position
• No reconciliation of timing differences
• Customers can make another payment immediately if needed

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Requirements:

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• Both systems must support API-based communication
• Network connectivity between systems (or cloud-to-cloud)
• Initial development/configuration effort

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Government agencies processing high volumes—like county tax collectors handling 500,000+ payments during tax season—find real-time integration essential. When citizens may make multiple payments in a single day, stale balance data creates service problems.

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Batch Integration

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How it works: Transactions accumulate in the cashiering system, then transfer to the ERP on a schedule—typically daily, sometimes hourly.

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Benefits:

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• Simpler to implement
• Works with older systems that lack APIs
• Less real-time dependency on connectivity

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Drawbacks:

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• Balances may be stale (payment made this morning won't show until tomorrow)
• Reconciliation required if timing creates discrepancies
• Errors discovered in batch may be harder to trace

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When batch is acceptable: Low-volume government agencies with simple workflows where 24-hour delay doesn't create customer service issues.

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When real-time is necessary: High-volume government agencies, multi-location deployments, or any situation where customers might make multiple payments in a short period.

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Integration Red Flags

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Watch for these warning signs when evaluating vendor integration claims:

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"We can integrate with anything." Integration takes real work. Vendors who claim universal compatibility without specifics likely mean "we can export a CSV file."

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No reference customers on your specific system. If they've never done your ERP + version combination, you're the pilot.

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Integration is a separate module/add-on. Core integrations shouldn't be nickel-and-dimed. If basic ERP posting is an extra cost, ask what's actually included in the base price.

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Vague timelines for integration setup. "It depends" is reasonable, but complete inability to estimate suggests they haven't done it before.

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You're responsible for integration maintenance. Some vendors configure the initial connection and then hand you the keys. Understand who handles ongoing support.

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Questions to Ask Vendors

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Use these questions to get real answers about integration capabilities:

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Experience

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1. How many government agencies are using your integration with [specific ERP/system]?
2. Can you provide references using our exact system and version?
3. When was your integration with [system] last updated?

Capability

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4. Is this integration pre-built or custom?
5. What data flows in each direction? (Show me a data flow diagram.)
6. Is integration real-time or batch? If batch, what's the frequency?
7. How do voids, adjustments, and refunds sync between systems?

Implementation

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8. What's the typical timeline to complete this integration?
9. Who does the integration work—your team, our team, or a third party?
10. What access/credentials do you need from our systems?

Support

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11. What happens when our ERP vendor releases an update?
12. Who do we call if the integration stops working?
13. Is integration support included in our subscription?

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How Teller Can Help

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Teller Government Cashiering was built with integration as a core capability—not an afterthought.

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90+ Pre-Built Integrations

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Teller connects to the systems government agencies actually use:

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• ERP systems: Workday (43 joint deployments), Oracle, SAP, Tyler Munis, PeopleSoft
• Utility billing: Harris NorthStar, Tyler Incode, CIS Infinity, AUS
• Property tax: Tyler iasWorld, Aumentum, Patriot Properties
• Permitting: Accela, Tyler EnerGov, CentralSquare
• Banks and processors: Major government payment processors and financial institutions

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These aren't theoretical capabilities—they're production-tested integrations running at 85 government agencies today.

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Real-Time, Bidirectional Data Flow

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Teller supports full real-time integration with supported systems:

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• Balance lookups pull current data at the moment of inquiry
• Payment posting flows to your ERP within seconds of transaction completion
• GL coding applies automatically based on your configured account mappings
• Voids and adjustments sync bidirectionally

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For systems requiring batch integration, Teller supports configurable export schedules with formats tailored to your ERP's import requirements.

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Proven at Scale

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Teller's integrations are battle-tested in demanding environments:

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• Santa Clara County, CA — 1.9 million residents, 500,000+ tax season payments
• West Palm Beach, FL — 750,000+ annual tax payments
• City of Ontario, CA — Full Workday integration

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When an integration handles half a million transactions during tax season, you can trust it will handle your volume.

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Integration Support Included

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Teller's integration support is included in your subscription—not an add-on:

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• Compatibility testing when ERP vendors release updates
• Direct support when integration issues arise
• Proactive monitoring of integration health

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You shouldn't have to wonder who to call when issues occur. We take pride in providing true, ongoing partnership to every government agency we work with.

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Ready to see how Teller integrates with your specific systems? Contact us for a technical integration assessment.