> ## Documentation Index > Fetch the complete documentation index at: https://docs.layerfi.com/llms.txt > Use this file to discover all available pages before exploring further. # Get mileage summary > Returns a summary of mileage statistics grouped by year and month, including total miles, business miles, personal miles, uncategorized miles, trip counts, and estimated deductions. ## OpenAPI ````yaml get /v1/businesses/{businessId}/mileage/summary openapi: 3.0.1 info: title: API version: latest servers: [] security: - BearerAuth: [] tags: [] externalDocs: url: / paths: /v1/businesses/{businessId}/mileage/summary: get: tags: [] summary: Get mileage summary description: >- Returns a summary of mileage statistics grouped by year and month, including total miles, business miles, personal miles, uncategorized miles, trip counts, and estimated deductions. operationId: business.mileage.summary.get parameters: - name: businessId in: path description: The UUID of the business. required: true schema: type: string format: uuid - name: Content-Type in: header description: Content-Type must be set to application/json. schema: type: string - name: include_deleted in: query description: Include deleted trips in the summary. required: false schema: type: boolean default: false - name: purpose in: query description: >- Filter by trip purpose. Can be specified multiple times for multiple purposes. required: false schema: type: string enum: - UNREVIEWED - BUSINESS - PERSONAL - name: vehicle_ids in: query description: Comma-separated list of vehicle UUIDs to filter by. required: false schema: type: string - name: start_date in: query description: Filter trips on or after this date (YYYY-MM-DD). required: false schema: type: string format: date - name: end_date in: query description: Filter trips on or before this date (YYYY-MM-DD). required: false schema: type: string format: date - name: year in: query description: Filter trips by year. required: false schema: type: integer responses: '200': description: Mileage summary statistics. headers: {} content: application/json: schema: $ref: '#/components/schemas/ApiMileageSummary' '404': description: Business not found or invalid vehicle_ids. content: application/json: schema: $ref: '#/components/schemas/ApiError' deprecated: false components: schemas: ApiMileageSummary: type: object properties: years: type: array items: $ref: '#/components/schemas/ApiMileageYear' description: Yearly breakdown of mileage statistics, sorted by year descending. required: - years ApiError: type: object description: An error object returned in API error responses. properties: type: $ref: '#/components/schemas/ApiErrorType' description: >- A fixed category for the error, helpful for categorizing and processing errors. description: type: string description: A human-readable error description. error_enum: $ref: '#/components/schemas/ApiEnumErrorType' description: >- A stable, machine-readable identifier for programmatically handling specific error conditions. Only present for 4xx client errors—not included for 5xx server errors. Use this instead of parsing the description field, as enum values remain stable across API versions. nullable: true meta: type: object description: Optional additional information about the error. nullable: true required: - type - description ApiMileageYear: type: object properties: year: type: integer description: The year. miles: type: string description: Total miles traveled in this year, as a decimal string. business_miles: type: string description: Total business miles traveled in this year, as a decimal string. personal_miles: type: string description: Total personal miles traveled in this year, as a decimal string. uncategorized_miles: type: string description: >- Total uncategorized/unreviewed miles traveled in this year, as a decimal string. estimated_deduction: type: integer format: int64 description: Estimated tax deduction for business miles in this year, in cents. trips: type: integer description: Total number of trips in this year. business_trips: type: integer description: Number of business trips in this year. personal_trips: type: integer description: Number of personal trips in this year. uncategorized_trips: type: integer description: Number of uncategorized/unreviewed trips in this year. months: type: array items: $ref: '#/components/schemas/ApiMileageMonth' description: Monthly breakdown of mileage statistics for this year. required: - year - miles - business_miles - personal_miles - uncategorized_miles - estimated_deduction - trips - business_trips - personal_trips - uncategorized_trips - months ApiErrorType: type: string enum: - ResourceArchived - AuthFailure - Plaid - Stripe - InvalidState - ResourceNotFound - InvalidParameters - JsonSerialization - Unknown - BadRequest - PaginationCursor - Conflict - LedgerOperationFailed ApiEnumErrorType: type: string description: >- Stable enum values for programmatic error handling. Only present in 4xx error responses. enum: - AccessCodeInvalid - BalanceSheetDoesNotBalance - BalanceSheetMissingAccount - BankStatementParserError - BillStateError - BulkCategorizeFailure - BulkMatchFailure - BusinessTaskAlreadyCompleted - BusinessTaskDeleted - CalendlyOAuthError - CallBookingError - CantUpdateTransactionInCustomerPayout - CantUpdateTransactionInVendorPayout - CheckPayrollConfigNotFound - CheckPayrollServiceNotFound - ClerkUserAlreadyExists - ConflictingQueryParams - CustomAccountAlreadyExists - CustomTransactionCsvParsingError - CustomTransactionUploadFailure - CustomerPayoutInputFormatError - DoesNotMatchExistingEntity - EmptyBatchRequest - ExpenseParserError - ExternalAccountBalanceReconciliationError - ExternalIdConflict - InvalidCategory - InvalidEffectiveDate - InvalidLedgerOperation - InvalidMonthlyAverageRange - InvalidMultiPartRequest - InvalidPaginationCursor - InvalidPayload - InvoiceDeleted - InvoiceNotFound - InvoiceReferenceMismatch - InvoiceStateError - ManualRateLimit - MultipleTagKeyFiltersUnsupported - NoCognitoUserFound - NoOpeningBalanceFound - NotYetReconciled - OnePasswordApiError - OnePasswordItemNotFound - OnePasswordVaultNotFound - OpenAICategorizationError - PaymentLinkInvalid - PayrollStateError - PeriodIsClosed - PeriodNotClosed - PhoneNumberAlreadyRegistered - PlaidApiError - PlaidConnectionBroken - PlaidCreateLinkTokenError - PlaidCredentialsNotConfigured - PlaidExchangePublicTokenError - PlaidGetInstitutionByIdError - PlaidGetItemError - PlaidInvalidEnvironment - PlaidItemAlreadyExists - PlaidItemNotFound - PlaidProcessorApiError - PlaidUnlinkItemError - QueryParamFormat - QueryParamMissing - QuickbooksBrokenConnection - QuickbooksConnectionAlreadyExists - QuickbooksConnectionAlreadySyncing - QuickbooksConnectionMissing - QuickbooksConnectionNotActivated - QuickbooksInvalidRequest - QuickbooksInvalidState - QuickbooksNoMatchingAccount - QuickbooksNonPostingAccountType - QuickbooksNotConfigured - QuickbooksOAuthCallbackInvalid - QuickbooksOAuthError - QuickbooksTokenExpired - ResourceArchived - ScheduleCNotConfigured - SmsNotEnabled - SpecifiedBadRequest - SpecifiedIdNotFound - SplitTransactionError - StepEvaluationBadRequest - StripeConnectAccountIdNotFound - StripeCredentialsNotConfigured - StripeGetBalanceForConnectAccountFailure - StripeRedirectOrRefreshUrlNotConfigured - TagFilterNotFound - UnexpectedQueryParam - UnitAccountsInUse - WrongAnswerType ApiMileageMonth: type: object properties: month: type: integer minimum: 1 maximum: 12 description: The month number (1-12). miles: type: string description: Total miles traveled in this month, as a decimal string. business_miles: type: string description: Total business miles traveled in this month, as a decimal string. personal_miles: type: string description: Total personal miles traveled in this month, as a decimal string. uncategorized_miles: type: string description: >- Total uncategorized/unreviewed miles traveled in this month, as a decimal string. estimated_deduction: type: integer format: int64 description: Estimated tax deduction for business miles in this month, in cents. trips: type: integer description: Total number of trips in this month. business_trips: type: integer description: Number of business trips in this month. personal_trips: type: integer description: Number of personal trips in this month. uncategorized_trips: type: integer description: Number of uncategorized/unreviewed trips in this month. deduction_rate: type: integer format: int64 description: The IRS standard mileage rate in cents per mile for this month. required: - month - miles - business_miles - personal_miles - uncategorized_miles - estimated_deduction - trips - business_trips - personal_trips - uncategorized_trips - deduction_rate securitySchemes: BearerAuth: type: http scheme: bearer bearerFormat: JWT ````