---
title: "Create budget item"
method: POST
path: "/projects/{project_id}/budget_items"
tags: ["budget_items"]
---

# Create budget item

`POST /projects/{project_id}/budget_items`

Creates a budget item for the speicified project or phase.

## Request body

- object
  - `id` integer — Unique identifier for the resource instance.
  - `amount` number, nullable, required — Budget item amount
  - `assignable_id` integer — Unique identifier of the project or phase to which the budget is assigned.
  - `assignable_parent_id` integer — If the budget is assigned to a phase, it's the unique identifier of the phase's parent project.
  - `category` string — Genre for the budget item. **Expense Categories** are classifications of non-labor or time-related project costs. These are predefined categories, with optional organizational guidelines for per-item cost, that you can use when defining a project budget. When entering an expense, you and your team members choose which category best represents the expense. Examples of expense categories might be travel, printing, or materials.
  - `item_type` 'TimeFees' | 'TimeFeesDays' | 'Expenses', required — The kind of item being budgeted. - `"TimeFees"` is for currency-based budgeting ($). - `"TimeFeesDays"` is for time-based budgeting (hours). - `"Expenses"` is for non-time-related, currency-based budgeting ($).
  - `peritem_amount` number — Currency-based cost for a predefined expense item.
  - `peritem_label` string — Name of an expense item that has a predefined cost.
  - `created_at` string, date-time — The item's creation timestamp.
  - `updated_at` string, date-time — Timestamp of the most recent modification.

## Response `200`

The new budget item.

- BudgetItem
  - `id` integer — Unique identifier for the resource instance.
  - `amount` number, nullable — Budget item amount
  - `assignable_id` integer — Unique identifier of the project or phase to which the budget is assigned.
  - `assignable_parent_id` integer — If the budget is assigned to a phase, it's the unique identifier of the phase's parent project.
  - `category` string — Genre for the budget item. **Expense Categories** are classifications of non-labor or time-related project costs. These are predefined categories, with optional organizational guidelines for per-item cost, that you can use when defining a project budget. When entering an expense, you and your team members choose which category best represents the expense. Examples of expense categories might be travel, printing, or materials.
  - `item_type` 'TimeFees' | 'TimeFeesDays' | 'Expenses' — The kind of item being budgeted. - `"TimeFees"` is for currency-based budgeting ($). - `"TimeFeesDays"` is for time-based budgeting (hours). - `"Expenses"` is for non-time-related, currency-based budgeting ($).
  - `peritem_amount` number — Currency-based cost for a predefined expense item.
  - `peritem_label` string — Name of an expense item that has a predefined cost.
  - `created_at` string, date-time — The item's creation timestamp.
  - `updated_at` string, date-time — Timestamp of the most recent modification.

## Other responses

- `default` — Generic error payload

---

[API](https://skmtc.net/smartsheet/apis/resource-management-openapi-reference.md) · [All operations](https://skmtc.net/smartsheet/apis/resource-management-openapi-reference/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/smartsheet/resource-management-openapi-reference/versions/e4c439ac13f2/schema)