Expense Validation Service

Dual-layer validation service that enforces expense registration rules both client-side for immediate user feedback and with server-side confirmation on submission. Validates expense type compatibility, amount limits, required fields, and organisation-specific reimbursement policy constraints.

Feature: Travel Reimbursement Registration

expense-validation-service

• Validate expense type mutual exclusivity to prevent invalid combinations
• Enforce organisation-specific amount limits and distance thresholds
• Confirm all required fields are populated for the selected expense type
• Run server-side validation on submission and return structured error responses