---
title: "PATCH /V1.0/Contracts"
method: PATCH
path: "/V1.0/Contracts"
tags: ["Contracts"]
---

# PATCH /V1.0/Contracts

`PATCH /V1.0/Contracts`

## Headers

- `ApiIntegrationCode` string, required
- `UserName` string, required
- `Secret` string, required
- `ImpersonationResourceId` string

## Request body

- ContractModel
  - `id` integer
  - `billingPreference` integer
  - `billToCompanyContactID` integer
  - `billToCompanyID` integer
  - `companyID` integer
  - `contactID` integer
  - `contactName` string
  - `contractCategory` integer
  - `contractExclusionSetID` integer
  - `contractName` string
  - `contractNumber` string
  - `contractPeriodType` integer
  - `contractType` integer
  - `description` string
  - `endDate` string, date-time
  - `estimatedCost` number, double
  - `estimatedHours` number, double
  - `estimatedRevenue` number, double
  - `exclusionContractID` integer
  - `internalCurrencyOverageBillingRate` number, double
  - `internalCurrencySetupFee` number, double
  - `isCompliant` boolean
  - `isDefaultContract` boolean
  - `lastModifiedDateTime` string, date-time
  - `opportunityID` integer
  - `organizationalLevelAssociationID` integer
  - `overageBillingRate` number, double
  - `purchaseOrderNumber` string
  - `renewedContractID` integer
  - `serviceLevelAgreementID` integer
  - `setupFee` number, double
  - `setupFeeBillingCodeID` integer
  - `startDate` string, date-time
  - `status` integer
  - `timeReportingRequiresStartAndStopTimes` integer
  - `userDefinedFields` UserDefinedField[]
    - `name` string
    - `value` string

## Response `200`

OK

- OperationResultModel
  - `itemId` Object

## Other responses

- `401` — Unauthorized
- `403` — Forbidden

---

[API](https://skmtc.net/autotask/apis/datto-autotask-psa-rest-api.md) · [All operations](https://skmtc.net/autotask/apis/datto-autotask-psa-rest-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/autotask/datto-autotask-psa-rest-api/revisions/b5e89df4589e/schema)