> ## Documentation Index > Fetch the complete documentation index at: https://docs.nmbr.co/llms.txt > Use this file to discover all available pages before exploring further. # Retrieve an accounting code rule ## OpenAPI ````yaml /spec/openapi.json get /accounting_code_rules/{accounting_code_rule} openapi: 3.0.0 info: title: Nmbr API description: API to interact with Nmbr Payroll version: 1.0.0 servers: - url: https://sandbox.nmbr.co/services/payroll security: - CompanyToken: [] tags: - name: Accounting Codes - name: Accounting Code Rules - name: Adjustments - name: Allowances - name: Allowance Line Items - name: Allowance Types - name: Async Tasks - name: Bank Accounts - name: Business Entities - name: Business Entity Verifications - name: Business Entity ROE Authorizations - name: Business Presets - name: Calculations - name: Companies - name: Contractors - name: Deductions - name: Deduction Line Items - name: Deduction Types - name: Earnings - name: Earning Line Items - name: Earning Types - name: Effective Tax Properties - name: Employees - name: Employee Benefits - name: Employee Benefit Line Items - name: Employee Benefit Types - name: Employer Benefits - name: Employer Benefit Line Items - name: Employer Benefit Types - name: Employer Statutory Withholding Line Items - name: Employer Statutory Withholding Types - name: Forms - name: Form Batches - name: Form Types - name: Holidays - name: Integrations - name: Journal Entries - name: Overtime Rates - name: Partners - name: Pay Rates - name: Pay Schedules - name: Pay Splits - name: Pay Stubs - name: Payments - name: Payrolls - name: Reimbursements - name: Reimbursement Line Items - name: Reimbursement Types - name: Remittance Accounts - name: Remittance Account Enrollments - name: Reports - name: Statutory Withholding Line Items - name: Statutory Withholding Types - name: Tags - name: Tag Groups - name: Tax Properties - name: Tax Property Templates - name: Tokens - name: Usage Records - name: Usage Summaries - name: Vacation Pay - name: Vacation Pay Settings - name: Webhooks - name: Work Assignments paths: /accounting_code_rules/{accounting_code_rule}: get: tags: - Accounting Code Rules summary: Retrieve an accounting code rule operationId: accounting-code-rules-show parameters: - name: accounting_code_rule in: path schema: type: string required: true - name: expand in: query schema: type: array items: type: string enum: - business_entity - business_preset - expense_accounting_code - liability_accounting_code - tag - tag_group required: false responses: '200': description: OK content: application/json: schema: type: object properties: id: type: string description: The unique identifier of the object in Nmbr. readOnly: true object: type: string description: The type of the object in Nmbr (`"accounting_code_rule"`). readOnly: true data: type: object allOf: - $ref: '#/components/schemas/AccountingCodeRule' anyOf: - type: object title: Default - type: object title: With business_entity expanded properties: business_entity: type: object properties: data: $ref: '#/components/schemas/BusinessEntity' - type: object title: With tag_group expanded properties: tag_group: type: object properties: data: $ref: '#/components/schemas/TagGroup' - type: object title: With tag expanded properties: tag: type: object properties: data: $ref: '#/components/schemas/Tag' - type: object title: With business_preset expanded properties: business_preset: type: object properties: data: $ref: '#/components/schemas/BusinessPreset' - type: object title: With expense_accounting_code expanded properties: expense_accounting_code: type: object properties: data: $ref: '#/components/schemas/AccountingCode' - type: object title: With liability_accounting_code expanded properties: liability_accounting_code: type: object properties: data: $ref: '#/components/schemas/LiabilityAccountingCode' example: id: object: accounting_code_rule data: business_entity: id: object: business_entity links: self: /business_entities/ tag_group: id: object: tag_group links: self: /tag_groups/ tag: id: object: tag links: self: /tags/ type: null subtype: null business_preset: null expense_accounting_code: id: object: accounting_code links: self: /accounting_codes/ liability_accounting_code: null created_at: '2026-01-01T00:00:00.000000Z' updated_at: '2026-01-01T00:00:00.000000Z' links: self: /accounting_code_rules/ components: schemas: AccountingCodeRule: type: object title: Accounting Code Rule properties: business_entity: type: object properties: id: type: string description: The unique identifier of the object in Nmbr. readOnly: true object: type: string description: The type of the object in Nmbr (`"business_entity"`). readOnly: true tag_group: type: object properties: id: type: string description: The unique identifier of the object in Nmbr. readOnly: true object: type: string description: The type of the object in Nmbr (`"tag_group"`). readOnly: true tag: type: object properties: id: type: string description: The unique identifier of the object in Nmbr. readOnly: true object: type: string description: The type of the object in Nmbr (`"tag"`). readOnly: true type: type: string description: >- The line item type this rule applies to (e.g. `earning`, `deduction`). When combined with `subtype`, narrows the rule to a specific line item category. Mutually exclusive with `business_preset`. nullable: true maxLength: 255 subtype: type: string description: >- The line item subtype this rule applies to (e.g. `wage`, `salary`). Must be accompanied by a `type`. nullable: true maxLength: 255 business_preset: description: >- A business preset this rule applies to. Provides the highest specificity match. Mutually exclusive with `type` and `subtype`. expense_accounting_code: type: object description: The expense accounting code assigned when this rule matches. properties: id: type: string description: The unique identifier of the object in Nmbr. readOnly: true object: type: string description: The type of the object in Nmbr (`"accounting_code"`). readOnly: true liability_accounting_code: description: The liability accounting code assigned when this rule matches. created_at: type: string description: The date and time the object was created in Nmbr. readOnly: true format: dateTime updated_at: type: string description: The date and time the object was last updated in Nmbr. readOnly: true format: dateTime BusinessEntity: type: object title: Business Entity properties: business_number: type: string description: >- The Canada Revenue Agency (CRA) Business Number (BN) for this business entity, used to identify the business for payroll tax remittances. nullable: true maxLength: 255 name: type: string description: The business entity's operating or trade name. maxLength: 255 legal_name: type: string description: The business entity's registered legal name. nullable: true maxLength: 255 legal_registration_number: type: string description: The provincial business registration number. nullable: true maxLength: 255 address_line_1: type: string description: >- The first line of the business entity's mailing address. Canada Revenue Agency forms (T4, RL-1) truncate this to the length those forms allow. nullable: true maxLength: 255 address_line_2: type: string description: >- The second line of the business entity's mailing address. Canada Revenue Agency forms (T4, RL-1) truncate this to the length those forms allow. nullable: true maxLength: 255 city: type: string description: The city of the business entity's mailing address. nullable: true maxLength: 255 in_preview: type: boolean description: >- When `true`, the business entity is in preview mode. In preview mode, Payrolls can be run and approved but no real money movement occurs. administrative_area: type: string description: >- The region of the business entity's mailing address — the province, state, or county, depending on the country. For Canadian business entities this is the province. nullable: true maxLength: 255 province_code: type: string description: >- This attribute is deprecated and will be removed. A deprecated alias of `administrative_area` that mirrors its value. Use `administrative_area` instead. nullable: true deprecated: true country_code: type: string description: The country code for the business entity's mailing address. nullable: true maxLength: 2 postal_code: type: string description: The postal code for the business entity's mailing address. nullable: true maxLength: 255 contact_name: type: string description: The name of the primary contact at the business entity. nullable: true maxLength: 255 contact_email: type: string description: The email address of the primary contact at the business entity. nullable: true maxLength: 255 contact_area_code: type: string description: The area code for the primary contact's phone number. nullable: true maxLength: 255 contact_phone_number: type: string description: The primary contact's phone number, excluding area code. nullable: true maxLength: 255 contact_extension: type: string description: The extension for the primary contact's phone number. nullable: true maxLength: 255 pay_day_movement_setting: type: string description: >- The business entity-level setting for how pay dates are adjusted when they fall on a weekend or bank holiday. If set to `inherit`, the Company's setting is used. enum: - inherit - next_business_day - previous_business_day vacation_pay_formula_setting: type: string description: >- The formula used to calculate vacation pay for Employees in this business entity. enum: - pay_date - period_end - period_start remitter_type: type: string description: >- The Canada Revenue Agency (CRA) remitter type, which determines the frequency of payroll tax remittances to the CRA. nullable: true enum: - accelerated_threshold_1 - accelerated_threshold_2 - quarterly - regular status: type: string description: >- The business entity's current status. A business entity must reach `approved` status before live Payrolls can be processed. enum: - approved - onboarding - suspended company: type: object properties: id: type: string description: The unique identifier of the object in Nmbr. readOnly: true object: type: string description: The type of the object in Nmbr (`"company"`). readOnly: true warnings: type: object description: >- A collection of data validation warnings for this business entity. Warnings indicate incomplete or potentially incorrect data and could prevent payroll processing. nullable: true properties: object: type: string nullable: true data: type: array nullable: true items: type: object properties: object: type: string nullable: true data: type: object nullable: true properties: namespace: type: string nullable: true type: type: string nullable: true external_ref: type: string description: >- A reference to the object in an external system, e.g. the primary key of the object in your application's database. Nmbr doesn't use, validate, parse, or require this value to be unique - it simply stores it for your reference. nullable: true maxLength: 255 available_tax_properties: type: array description: >- A list of Tax Property template identifiers supported for this business entity, based on its jurisdiction. nullable: true items: type: string effective_processing_speed: type: string description: >- The resolved processing speed after applying inheritance from the Partner if `processing_speed` is `inherit`. nullable: true processing_speed: type: string description: >- The business entity-level processing speed setting. If set to `inherit`, the Partner's processing speed is used. enum: - five_day - four_day - inherit - one_day - three_day - two_day has_bank_accounts: type: boolean description: Whether this business entity has any Bank Accounts configured. has_pay_schedules: type: boolean description: Whether this business entity has any Pay Schedules configured. has_payrolls: type: boolean description: Whether this business entity has any Payrolls. current_tax_jurisdiction: type: string description: >- The current tax jurisdiction for the business entity, derived from its `ca::province_of_employment` Tax Property. nullable: true ca_settings: type: object description: >- Canada-specific settings for this business entity. Only present for business entities with a Canadian address. nullable: true properties: roe_submission_setting: type: string description: >- Indicates whether Record of Employment (ROE) submissions are managed by Nmbr (`managed`) or by the employer directly (`manual`). nullable: true accounting_settings: type: object description: >- Accounting-related settings for this business entity. New clients should read and write these through this object; the top-level `default_bank_accounting_code`, `default_payroll_payable_accounting_code`, `resolve_journal_entry_stat_withholdings`, and `primary_tag_group` fields are retained as aliases for backwards compatibility. nullable: true properties: default_bank_accounting_code: description: >- The Accounting Code used as the default bank account row when generating journal entries. default_payroll_payable_accounting_code: description: >- The Accounting Code used as the default payroll payable row when generating journal entries. resolve_journal_entry_stat_withholdings: type: boolean description: >- When `true`, statutory withholding line items (employee and employer) are split across tracking dimensions derived from their applicable source earnings. When `false`, each statutory withholding appears as a single unsplit row in journal entries. primary_tag_group: description: >- The Tag Group that drives default accounting-code resolution for line items. Setting this also flags the group as a journal entry dimension. block_approval_on_incomplete_journal_entries: type: boolean description: >- When `true`, payroll approval is blocked if any exportable journal entry row has no Accounting Code. block_approval_on_missing_export_identifiers: type: boolean description: >- When `true`, payroll approval is blocked if any exportable journal entry row has no Accounting Code OR has one that lacks the enabled integration's external identifier. default_bank_accounting_code: description: |- This attribute is deprecated and will be removed. Use `accounting_settings.default_bank_accounting_code`. deprecated: true default_payroll_payable_accounting_code: description: |- This attribute is deprecated and will be removed. Use `accounting_settings.default_payroll_payable_accounting_code`. deprecated: true preferred_locale: type: string description: >- The locale used for payroll communications sent to Employees and Contractors within this business entity. If not set, the Company's locale is used. nullable: true enum: - en - fr hold_funding_for_verification: type: boolean description: >- When `true`, funding payments will be automatically held after settlement for verification. Downstream payments (employee, CRA, RQ) will not be processed until the funding payment hold is released. resolve_journal_entry_stat_withholdings: type: boolean description: |- This attribute is deprecated and will be removed. Use `accounting_settings.resolve_journal_entry_stat_withholdings`. deprecated: true primary_tag_group: description: |- This attribute is deprecated and will be removed. Use `accounting_settings.primary_tag_group`. deprecated: true created_at: type: string description: The date and time the object was created in Nmbr. readOnly: true format: dateTime updated_at: type: string description: The date and time the object was last updated in Nmbr. readOnly: true format: dateTime TagGroup: type: object title: Tag Group properties: label: type: string maxLength: 255 label_translations: type: object description: Optional translations for the `label` property. allOf: - $ref: '#/components/schemas/Translations' nullable: true label_translated: type: string description: >- The translation of the `label` property for the request locale. Computed using the values in `label` and `label_translations` and the value of the request's `Accept-Language` header. readOnly: true description: type: string nullable: true description_translations: type: object description: Optional translations for the `description` property. allOf: - $ref: '#/components/schemas/Translations' nullable: true description_translated: type: string description: >- The translation of the `description` property for the request locale. Computed using the values in `description` and `description_translations` and the value of the request's `Accept-Language` header. readOnly: true color: type: string description: >- A hex colour code for the tag group (e.g. `#AABBCC` or `#ABC`). Used for display. nullable: true maxLength: 7 archived_at: type: string description: >- When set, the tag group is archived and excluded from index listings by default. readOnly: true nullable: true format: dateTime is_deletable: type: boolean description: >- A tag group may not be deleted while it is the primary tag group or any of its tags are assigned to active allocations. is_component_locked: type: boolean description: >- When `true`, the tags within this group cannot be modified through the embedded portal. Tags can still be managed through the API. is_journal_entry_dimension: type: boolean description: >- When `true`, this tag group is used as a dimension in journal entry reports. A business entity can have up to three journal entry dimensions. integrations: type: object description: >- Identifiers and object types for this tag group in external accounting integrations, used to sync tag groups imported from those systems. QuickBooks does not expose a group-level identifier, so only the type is stored for QuickBooks. nullable: true properties: xero: type: object nullable: true properties: id: type: string description: The unique identifier of the object in Nmbr. readOnly: true maxLength: 32 type: {} quickbooks: type: object nullable: true properties: type: {} business_entity: type: object properties: id: type: string description: The unique identifier of the object in Nmbr. readOnly: true object: type: string description: The type of the object in Nmbr (`"business_entity"`). readOnly: true created_at: type: string description: The date and time the object was created in Nmbr. readOnly: true format: dateTime updated_at: type: string description: The date and time the object was last updated in Nmbr. readOnly: true format: dateTime Tag: type: object title: Tag properties: label: type: string maxLength: 255 label_translations: type: object description: Optional translations for the `label` property. allOf: - $ref: '#/components/schemas/Translations' nullable: true label_translated: type: string description: >- The translation of the `label` property for the request locale. Computed using the values in `label` and `label_translations` and the value of the request's `Accept-Language` header. readOnly: true description: type: string nullable: true description_translations: type: object description: Optional translations for the `description` property. allOf: - $ref: '#/components/schemas/Translations' nullable: true description_translated: type: string description: >- The translation of the `description` property for the request locale. Computed using the values in `description` and `description_translations` and the value of the request's `Accept-Language` header. readOnly: true archived_at: type: string description: >- When set, the tag is archived and excluded from index listings by default. readOnly: true nullable: true format: dateTime is_deletable: type: boolean description: >- A tag may not be deleted while it is assigned to any active allocation. integrations: type: object description: >- Identifiers for this tag in external accounting integrations, used to sync tags imported from those systems. nullable: true properties: xero: type: object nullable: true properties: id: type: string description: The unique identifier of the object in Nmbr. readOnly: true maxLength: 32 quickbooks: type: object nullable: true properties: id: type: string description: The unique identifier of the object in Nmbr. readOnly: true maxLength: 32 tag_group: type: object properties: id: type: string description: The unique identifier of the object in Nmbr. readOnly: true object: type: string description: The type of the object in Nmbr (`"tag_group"`). readOnly: true business_entity: type: object properties: id: type: string description: The unique identifier of the object in Nmbr. readOnly: true object: type: string description: The type of the object in Nmbr (`"business_entity"`). readOnly: true created_at: type: string description: The date and time the object was created in Nmbr. readOnly: true format: dateTime updated_at: type: string description: The date and time the object was last updated in Nmbr. readOnly: true format: dateTime BusinessPreset: type: object title: Business Preset properties: business_entity: type: object properties: id: type: string description: The unique identifier of the object in Nmbr. readOnly: true object: type: string description: The type of the object in Nmbr (`"business_entity"`). readOnly: true name: type: string maxLength: 255 name_translations: type: object description: Optional translations for the `name` property. allOf: - $ref: '#/components/schemas/Translations' nullable: true name_translated: type: string description: >- The translation of the `name` property for the request locale. Computed using the values in `name` and `name_translations` and the value of the request's `Accept-Language` header. readOnly: true title: type: string nullable: true title_translations: type: object description: Optional translations for the `title` property. allOf: - $ref: '#/components/schemas/Translations' nullable: true title_translated: type: string description: >- The translation of the `title` property for the request locale. Computed using the values in `title` and `title_translations` and the value of the request's `Accept-Language` header. readOnly: true type: type: string maxLength: 255 subtype: type: string nullable: true maxLength: 255 remittance_account: {} is_managed: type: boolean description: >- If true, this is a default Business Preset and can not be deleted, `title` and `remittance_account` may be set. expense_accounting_code: {} liability_accounting_code: {} income_basis: type: string nullable: true enum: - all_earnings - none - regular_earnings - total_income income_includes: type: object nullable: true external_ref: type: string description: >- A reference to the object in an external system, e.g. the primary key of the object in your application's database. Nmbr doesn't use, validate, parse, or require this value to be unique - it simply stores it for your reference. nullable: true maxLength: 255 created_at: type: string description: The date and time the object was created in Nmbr. readOnly: true format: dateTime updated_at: type: string description: The date and time the object was last updated in Nmbr. readOnly: true format: dateTime AccountingCode: type: object title: Accounting Code properties: business_entity: type: object description: The Business Entity this accounting code belongs to. properties: id: type: string description: The unique identifier of the object in Nmbr. readOnly: true object: type: string description: The type of the object in Nmbr (`"business_entity"`). readOnly: true type: type: string description: The type of accounting code. enum: - bank - expense - liability code: type: string description: >- The accounting code identifier as it appears in the chart of accounts. nullable: true maxLength: 255 title: type: string maxLength: 255 title_translations: type: object description: Optional translations for the `title` property. allOf: - $ref: '#/components/schemas/Translations' nullable: true title_translated: type: string description: >- The translation of the `title` property for the request locale. Computed using the values in `title` and `title_translations` and the value of the request's `Accept-Language` header. readOnly: true description: type: string nullable: true description_translations: type: object description: Optional translations for the `description` property. allOf: - $ref: '#/components/schemas/Translations' nullable: true description_translated: type: string description: >- The translation of the `description` property for the request locale. Computed using the values in `description` and `description_translations` and the value of the request's `Accept-Language` header. readOnly: true mapping: type: object nullable: true properties: xero: type: boolean quickbooks: type: boolean fallback_mappings: type: object description: >- Line Item type/subtype pairs that default to this accounting code when no specific mapping is configured. Each entry contains `type` and `subtype`. nullable: true created_at: type: string description: The date and time the object was created in Nmbr. readOnly: true format: dateTime updated_at: type: string description: The date and time the object was last updated in Nmbr. readOnly: true format: dateTime LiabilityAccountingCode: $ref: '#/components/schemas/AccountingCode' Translations: type: object nullable: true properties: en: type: string maxLength: 255 fr: type: string maxLength: 255 securitySchemes: CompanyToken: type: http scheme: bearer ````