# Update Child Support Deduction Endpoint: PATCH /companies/{companyId}/post_tax_deductions/child_support/{deductionId} Version: 1.0 ## Path parameters: - `companyId` (string, required) - `deductionId` (string, required) ## Request fields (application/json): - `description` (string) - `effectiveStart` (string) - `effectiveEnd` (string) - `externalId` (string) - `fipsCode` (string) - `issuingState` (string) - `issueDate` (string) - `amount` (number) - `maxPercent` (number) - `isManaged` (boolean) ## Response 200 fields (application/json): - `id` (string) - `employeeId` (string) - `source` (string,null) - `description` (string,null) - `effectiveStart` (string) - `effectiveEnd` (string,null) - `externalId` (string,null) - `fipsCode` (string,null) - `issuingState` (string) Enum: "AL", "AK", "AR", "AZ", "CA", "CO", "CT", "DC", "DE", "FL", "GA", "HI", "IA", "ID", "IL", "IN", "KS", "KY", "LA", "MA", "MD", "ME", "MI", "MN", "MO", "MS", "MT", "NC", "ND", "NE", "NH", "NJ", "NM", "NV", "NY", "OK", "OH", "OR", "PA", "RI", "SC", "SD", "TN", "TX", "UT", "VA", "VT", "WA", "WI", "WV", "WY" - `issueDate` (string) - `amount` (number) - `maxPercent` (number,null) - `isManaged` (boolean) - `isExternal` (boolean)