> ## Documentation Index > Fetch the complete documentation index at: https://docs.lerian.studio/llms.txt > Use this file to discover all available pages before exploring further. # Get the account plan assignment of an account > Returns the active assignment of the account, or null, and every assignment it had, the active one included, most recent startedAt first. The history stays readable after the account is deleted. ## OpenAPI ````yaml /en/openapi/v3-current/ledger.yaml get /v2/organizations/{organization_id}/ledgers/{ledger_id}/accounts/{account_id}/account-plan openapi: 3.1.0 info: title: Midaz Ledger API version: 4.0.0 servers: - url: https://ledger.sandbox.lerian.net security: [] tags: - name: Account Block Exceptions (v2) - name: Account Plan Assignments (v2) - name: Account Plans (v2) - name: Account Types (v1) - name: Account Types (v2) - name: Accounts (v1) - name: Accounts (v2) - name: Asset Rates (v1) - name: Assets (v1) - name: Assets (v2) - name: Balances (v1) - name: Balances (v2) - name: Billing Calculate (v2) - name: Billing Packages (v2) - name: Composition (v2) - name: Dashboard (v1) - name: Dashboard (v2) - name: Encryption (v2) - name: Fee Charges (v2) - name: Fee Debts (v2) - name: Fees (v2) - name: Holders (v2) - name: Instruments (v2) - name: Ledgers (v1) - name: Ledgers (v2) - name: Metadata Indexes (v1) - name: Metadata Indexes (v2) - name: Operation Routes (v1) - name: Operation Routes (v2) - name: Operations (v1) - name: Operations (v2) - name: Organizations (v1) - name: Organizations (v2) - name: Packages (v2) - name: Portfolios (v1) - name: Portfolios (v2) - name: Protection (v2) - name: Segments (v1) - name: Segments (v2) - name: Transaction Routes (v1) - name: Transaction Routes (v2) - name: Transactions (v1) - name: Transactions (v2) paths: /v2/organizations/{organization_id}/ledgers/{ledger_id}/accounts/{account_id}/account-plan: get: tags: - Account Plan Assignments (v2) summary: Get the account plan assignment of an account description: >- Returns the active assignment of the account, or null, and every assignment it had, the active one included, most recent startedAt first. The history stays readable after the account is deleted. operationId: getAccountPlanAssignmentV2 parameters: - description: Organization ID (UUID) in: path name: organization_id required: true schema: description: Organization ID (UUID) type: string - description: Ledger ID (UUID) in: path name: ledger_id required: true schema: description: Ledger ID (UUID) type: string - description: Account ID (UUID) in: path name: account_id required: true schema: description: Account ID (UUID) type: string responses: '200': content: application/json: schema: $ref: '#/components/schemas/FeeAccountPlanAssignments' description: OK '422': content: application/problem+json: schema: $ref: '#/components/schemas/Error' description: Unprocessable Entity '500': content: application/problem+json: schema: $ref: '#/components/schemas/Error' description: Internal Server Error default: content: application/problem+json: schema: $ref: '#/components/schemas/Error' description: Error security: - BearerAuth: [] components: schemas: FeeAccountPlanAssignments: additionalProperties: false properties: active: $ref: '#/components/schemas/FeeAccountPlanAssignment' description: Active assignment of the account; null when it has none. history: description: Every assignment of the account, most recent startedAt first. items: $ref: '#/components/schemas/FeeAccountPlanAssignment' type: - array - 'null' required: - active - history type: object Error: additionalProperties: true properties: code: description: >- Stable, machine-readable domain error code scoped to the emitting service (format: -NNNN). type: string detail: description: >- A human-readable explanation specific to this occurrence of the problem. examples: - Property foo is required but is missing. type: string errors: description: Optional list of individual error details items: $ref: '#/components/schemas/ErrorDetail' type: - array - 'null' instance: description: >- A URI reference that identifies the specific occurrence of the problem. examples: - https://example.com/error-log/abc123 format: uri type: string status: description: HTTP status code examples: - 400 format: int64 type: integer title: description: >- A short, human-readable summary of the problem type. This value should not change between occurrences of the error. examples: - Bad Request type: string type: default: about:blank description: A URI reference to human-readable documentation for the error. examples: - https://example.com/errors/example format: uri type: string upstream: $ref: '#/components/schemas/Upstream' description: >- RFC 9457 extension member: the error a proxied third-party provider reported. Absent unless the emitting service explicitly surfaced one. type: object FeeAccountPlanAssignment: additionalProperties: false properties: accountAlias: examples: - '@cliente_x' type: string accountId: examples: - 00000000-0000-0000-0000-000000000000 type: string accountPlanId: examples: - 00000000-0000-0000-0000-000000000000 type: string endedAt: description: Instant the assignment ended; null while it is active. examples: - '2026-02-01T00:00:00Z' format: date-time type: - string - 'null' id: examples: - 00000000-0000-0000-0000-000000000000 type: string ledgerId: examples: - 00000000-0000-0000-0000-000000000000 type: string organizationId: examples: - 00000000-0000-0000-0000-000000000000 type: string startedAt: examples: - '2026-01-01T00:00:00Z' format: date-time type: string required: - id - organizationId - ledgerId - accountId - accountAlias - accountPlanId - startedAt - endedAt type: object ErrorDetail: additionalProperties: false properties: location: description: >- Where the error occurred, e.g. 'body.items[3].tags' or 'path.thing-id' type: string message: description: Error message text type: string value: description: The value at the given location type: object Upstream: additionalProperties: false properties: code: description: The upstream provider's own error code, verbatim. examples: - E4001 type: string message: description: >- The upstream provider's own error message, verbatim (bounded, never its raw response body). examples: - account not found at provider type: string type: object securitySchemes: BearerAuth: bearerFormat: JWT description: JWT bearer token issued by the identity provider. scheme: bearer type: http ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.