Enterprise Example Rules Catalog

Helix includes a catalog of production JSON business rules covering fraud detection, banking, compliance, and retail pricing.

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Catalog Index

Rule File	Rule Name	Business Domain	Input Schema	Expression
fraud-detection.json	FraudDetectionRule	Financial Security	amount: int, country: String	amount > 10000 && country != "US"
credit-approval.json	CreditApprovalRule	Banking & Credit	creditScore: int, debtToIncomeRatio: double	creditScore >= 700 && debtToIncomeRatio < 0.35
age-verification.json	AgeVerificationRule	Identity & Compliance	age: int, verifiedIdentity: boolean	age >= 21 && verifiedIdentity == true
discount-calculator.json	DiscountCalculatorRule	E-Commerce Retail	cartTotal: double, loyaltyMember: boolean	`cartTotal >= 150.0
data-validation.json	DataValidationRule	User Onboarding	emailLength: int, status: String	`emailLength > 5 && (status == "ACTIVE"
security-acl.json	SecurityAclRule	Access Control	role: String, department: String	`role == "ADMIN"
dynamic-pricing.json	DynamicPricingRule	Surge & Revenue	demandMultiplier: double, surgeActive: boolean	demandMultiplier > 1.5 && surgeActive == true
inventory-reorder.json	InventoryReorderRule	Supply Chain	stockCount: int, minimumThreshold: int, autoReorder: boolean	stockCount < minimumThreshold && autoReorder == true
sla-monitor.json	SlaMonitorRule	APM Observability	responseTimeMs: long, httpStatus: int	`responseTimeMs > 500
tax-calculator.json	TaxCalculatorRule	Accounting	taxableIncome: double, stateTaxExempt: boolean	taxableIncome > 50000.0 && stateTaxExempt == false

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Example Rule Files

Credit Approval Rule

examples/rules/credit-approval.json

{
    "name": "CreditApprovalRule",
    "version": "1.0.0",
    "expression": "creditScore >= 700 && debtToIncomeRatio < 0.35",
    "inputSchema": {
        "creditScore": "int",
        "debtToIncomeRatio": "double"
    }
}

Security Access Control Rule

examples/rules/security-acl.json

{
    "name": "SecurityAclRule",
    "version": "1.0.0",
    "expression": "role == \"ADMIN\" || (role == \"MANAGER\" && department == \"FINANCE\")",
    "inputSchema": {
        "role": "String",
        "department": "String"
    }
}