---
title: "Modify_AdditionalCostAllocation"
method: POST
path: "/api/PurchaseOrder/Modify_AdditionalCostAllocation"
tags: ["PurchaseOrder"]
---

# Modify_AdditionalCostAllocation

`POST /api/PurchaseOrder/Modify_AdditionalCostAllocation`

Modify additional cost allocation items
<b>Permissions Required: </b> GlobalPermissions.Inventory.PurchaseOrder.EditPurchaseOrderNode
<b>Rate limit: </b><span style="background-color:#0272d9;color:white;padding:4px 8px;text-align:center;border-radius:5px; font-size: small;"><b>150</b></span> / minute

## Request body

- PurchaseOrderModifyAdditionalCostAllocationRequest
  - `request` ModifyAdditionalCostAllocationRequest — Request contains items for modifyin, deleting and adding additional cost allocation items
    - `PurchaseId` string, uuid — Purchase order id
    - `itemsToAdd` AddAdditionalCostAllocationItem[] — Items to add
      - `PurchaseItemId` string, uuid — Specific purchase order line id the cost is attributed to
      - `Id` string, uuid — unique row id, the same id will be returned to you in the response
      - `PurchaseAdditionalCostItemId` integer — Relation to additional cost line
      - `AllocationPercentage` number, double — Percentage of the cost that will be attributed to Purchase order item id
    - `itemsToUpdate` UpdateAdditionalCostAllocationItem[] — Items to update
      - `CostAllocationId` integer — Allocation row id that will be updated with the new AllocationPercentage
      - `Id` string, uuid — unique row id, the same id will be returned to you in the response
      - `PurchaseAdditionalCostItemId` integer — Relation to additional cost line
      - `AllocationPercentage` number, double — Percentage of the cost that will be attributed to Purchase order item id
    - `itemsToDelete` integer[] — Items to delete by CostAllocationId

## Response `200`

OK

- ModifyAdditionalCostAllocationResponse
  - `ModifiedItems` ModifiedAdditionalCostAllocationItem[] — list of modified items with Ids matched to CostAllocationId
    - `Id` string, uuid — Relation to the initial request. This Id will match to what was specified in the request so that the client side can be updated with new CostAllocationIds
    - `CostAllocationId` integer — Allocation row id. Use this Id to update or delete specific record.
    - `PurchaseAdditionalCostItemId` integer — Relation to additional cost line
    - `PurchaseItemId` string, uuid — Specific purchase order line id the cost is attributed to
    - `AllocationPercentage` number, double — Percentage of the cost that will be attributed to Purchase order item id

---

[API](https://skmtc.net/linnworks/apis/authenticate-api.md) · [All operations](https://skmtc.net/linnworks/apis/authenticate-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/linnworks/authenticate-api/versions/0123569a22fb/schema)