> ## Documentation Index > Fetch the complete documentation index at: https://docs.smokeball.com/llms.txt > Use this file to discover all available pages before exploring further. # Get activity codes > Returns a list of activity codes. ## OpenAPI ````yaml /openapi.json get /activitycodes openapi: 3.0.1 info: title: API version: '1.0' servers: - url: https://api.smokeball.com - url: https://api.smokeball.com.au - url: https://api.smokeball.co.uk - url: https://stagingapi.smokeball.com - url: https://stagingapi.smokeball.com.au - url: https://stagingapi.smokeball.co.uk security: - api-key: [] token: [] paths: /activitycodes: get: tags: - Activity Codes summary: Get activity codes description: Returns a list of activity codes. operationId: GetActivityCodes parameters: - name: Offset in: query schema: maximum: 2147483647 minimum: 0 type: integer format: int32 - name: Limit in: query schema: maximum: 500 minimum: 1 type: integer format: int32 - name: UpdatedSince in: query description: >- Returns expenses updated since a specified time (.net ticks representation of the UTC datetime). schema: type: integer format: int64 responses: '200': description: >- When request is successful. Returns a paged collection of 'ActivityCode' objects. content: application/json: schema: $ref: '#/components/schemas/ActivityPagedCollection' '400': description: When an unsupported request is made. content: application/json: schema: $ref: '#/components/schemas/ProblemDetails' components: schemas: ActivityPagedCollection: type: object properties: id: type: string nullable: true href: type: string nullable: true relation: type: string nullable: true method: type: string default: GET nullable: true self: allOf: - $ref: '#/components/schemas/Link' nullable: true value: type: array items: $ref: '#/components/schemas/Activity' nullable: true offset: type: integer format: int32 nullable: true limit: type: integer format: int32 nullable: true size: type: integer format: int64 first: allOf: - $ref: '#/components/schemas/Link' nullable: true previous: allOf: - $ref: '#/components/schemas/Link' nullable: true next: allOf: - $ref: '#/components/schemas/Link' nullable: true last: allOf: - $ref: '#/components/schemas/Link' nullable: true additionalProperties: false ProblemDetails: type: object properties: type: type: string nullable: true title: type: string nullable: true status: type: integer format: int32 nullable: true detail: type: string nullable: true instance: type: string nullable: true additionalProperties: {} Link: type: object properties: id: type: string nullable: true href: type: string nullable: true relation: type: string nullable: true method: type: string default: GET nullable: true additionalProperties: false Activity: type: object properties: href: type: string nullable: true relation: type: string nullable: true method: type: string default: GET nullable: true self: allOf: - $ref: '#/components/schemas/Link' nullable: true id: type: string description: Unique identifier of the activity. nullable: true example: 23d2a4bc-8529-462e-8560-dfbf4fa24e49 versionId: type: string description: Unique version identifier of the activity. nullable: true example: 23d2a4bc-8529-462e-8560-dfbf4fa24e49 updatedByUserId: type: string description: Unique identifier of the user that last updated the activity. nullable: true example: 750eb5c5-ac0b-7d11-4997-e0ce9d8896c8 type: allOf: - $ref: '#/components/schemas/EntryType' description: "Type of the activity.\r\n\r\nPossible values: Fixed = '0', Time = '1', Expense = '2'" example: 0 description: type: string description: Description of the activity. nullable: true example: Contract review code: type: string description: Code of the activity. nullable: true example: CR isBillable: type: boolean description: True if the activity is billable. example: true rateType: allOf: - $ref: '#/components/schemas/ActivityRateType' description: "The activity rate type.\r\n\r\nPossible values: UseDefaultStaffRate = '0', OverrideRateForAllStaff = '1', OverrideRatePerStaff = '2'" example: 2 rate: type: number description: "Rate of the activity in dollars.\r\n\r\nIf set, rate type must be OverrideRateForAllStaff" format: double example: 23.2 quantity: type: number description: "Quantity of the activity. This is the default value used when creating an expense or time-based fee.\r\n\r\nFor type 'Expense', this field represents the quantity of the expense in units.\r\nFor type 'Time', this field represents the duration of in minutes, divided by 100,\r\ne.g. for 1 hour duration, quantity is 0.6, which is 60 minutes divided by 100.\r\n\r\nApplies only for 'Time' and 'Expense' types. Not applicable for activity type 'Fixed'." format: double example: 0.6 taxInclusive: type: boolean description: "If true, the amount is GST inclusive, otherwise GST exclusive. Only applicable in AU.\r\n\r\nGST inclusive means: Amount exc. GST = Amount - GST, Amount inc. GST = Amount.\r\n\r\nGST exclusive means: Amount exc. GST = Amount, Amount inc. GST = Amount + GST." example: true taxExempt: type: boolean description: Sets tax rate to 0 for the entry (e.g. expense). example: true taxZeroRated: type: boolean description: >- Indicates the entry is zero-rated for tax purposes. Mutually exclusive with other tax settings. example: false taxOutOfScope: type: boolean description: >- Indicates the entry is out of scope for tax purposes. Mutually exclusive with other tax settings. example: false isDeleted: type: boolean description: True if the activity is deleted. example: true inputTaxRate: type: number description: >- Input tax rate of the activity percentage accurate to two decimal places. format: double nullable: true example: 45.63 outputTaxRate: type: number description: >- Output tax rate of the activity percentage accurate to two decimal places. format: double nullable: true example: 45.63 additionalProperties: false EntryType: enum: - 0 - 1 - 2 type: integer description: "Type of the activity.\r\n\r\nPossible values: Fixed = '0', Time = '1', Expense = '2'" format: int32 ActivityRateType: enum: - 0 - 1 - 2 type: integer description: "The activity rate type.\r\n\r\nPossible values: UseDefaultStaffRate = '0', OverrideRateForAllStaff = '1', OverrideRatePerStaff = '2'" format: int32 securitySchemes: api-key: type: apiKey name: x-api-key in: header token: type: apiKey name: Authorization in: header x-amazon-apigateway-authtype: cognito_user_pools ````