> ## Documentation Index > Fetch the complete documentation index at: https://docs.canary.effectiveai.app/llms.txt > Use this file to discover all available pages before exploring further. # List an employer’s events > The employer’s OSHA timeline, newest first: Form 300A filings, severe injury reports, inspections, citations and investigated accidents. Each event has a severity and the path of the OSHA row behind it. Citations OSHA deleted are left out. Needs the OSHA dataset enabled for your organization. Read-only; private, no-store. ## OpenAPI ````yaml /openapi.json get /insurance/employers/{employerId}/events openapi: 3.0.3 info: title: Effective API version: 2.0.0 description: The public Effective REST API. Authenticate using an Effective API key. servers: - url: https://api.canary.effectiveai.app/api/v2 description: Canary security: - bearerAuth: [] paths: /insurance/employers/{employerId}/events: get: tags: - OSHA summary: List an employer’s events description: >- The employer’s OSHA timeline, newest first: Form 300A filings, severe injury reports, inspections, citations and investigated accidents. Each event has a severity and the path of the OSHA row behind it. Citations OSHA deleted are left out. Needs the OSHA dataset enabled for your organization. Read-only; private, no-store. operationId: listEmployerEvents parameters: - schema: type: string pattern: ^emp_[0-9a-f]{20}$ description: 'Effective employer ID: emp_ followed by 20 hex characters.' required: true description: 'Effective employer ID: emp_ followed by 20 hex characters.' name: employerId in: path - schema: type: string pattern: ^[a-z_]+(,[a-z_]+)*$ description: >- Comma-separated event types: annual_summary, severe_injury, inspection, citation, accident. required: false description: >- Comma-separated event types: annual_summary, severe_injury, inspection, citation, accident. name: types in: query - schema: type: string format: date description: Earliest event date, inclusive. required: false description: Earliest event date, inclusive. name: since in: query - schema: type: string format: date description: Latest event date, inclusive. required: false description: Latest event date, inclusive. name: until in: query - schema: type: string pattern: ^site_[0-9a-f]{20}$ description: 'Effective site ID: site_ followed by 20 hex characters.' required: false description: 'Effective site ID: site_ followed by 20 hex characters.' name: siteId in: query - schema: type: integer minimum: 1 maximum: 100 default: 25 description: Maximum number of items to return (1-100). required: false description: Maximum number of items to return (1-100). name: limit in: query - schema: type: string minLength: 1 maxLength: 8192 description: >- Opaque nextCursor from this operation. Repeat every other query parameter unchanged; a cursor from a different query returns invalid_cursor. required: false description: >- Opaque nextCursor from this operation. Repeat every other query parameter unchanged; a cursor from a different query returns invalid_cursor. name: cursor in: query responses: '200': description: One page of events. content: application/json: schema: $ref: '#/components/schemas/V2EmployerEvents' '400': description: >- invalid_request for invalid, unknown or repeated inputs; invalid_cursor means restart the list. content: application/json: schema: $ref: '#/components/schemas/V2CodedError' '401': description: Authentication required. content: application/json: schema: $ref: '#/components/schemas/V2CodedError' '403': description: >- dataset_not_enabled: the OSHA dataset is not enabled for this organization. Other credential restrictions use forbidden. content: application/json: schema: $ref: '#/components/schemas/V2CodedError' '404': description: 'not_found: no such employer, site or OSHA row.' content: application/json: schema: $ref: '#/components/schemas/V2CodedError' '500': description: Unexpected server failure. content: application/json: schema: $ref: '#/components/schemas/V2CodedError' '503': description: A dependency is unavailable; respect Retry-After. content: application/json: schema: $ref: '#/components/schemas/V2CodedError' security: - bearerAuth: [] components: schemas: V2EmployerEvents: type: object properties: events: type: array items: $ref: '#/components/schemas/V2EmployerEvent' nextCursor: type: string nullable: true description: Cursor for the next page, or null on the last page. required: - events - nextCursor V2CodedError: allOf: - $ref: '#/components/schemas/V2Error' - type: object properties: code: type: string minLength: 1 description: Stable error code. Clients must tolerate unknown future codes. details: type: array items: type: object properties: location: type: string enum: - path - query - header - body path: type: array items: type: string maxLength: 64 maxItems: 12 code: type: string enum: - required - invalid_type - invalid_value - unknown_field message: type: string minLength: 1 maxLength: 200 required: - location - path - code - message minItems: 1 maxItems: 20 description: Bounded safe validation issues; may omit some invalid fields. requestId: type: string minLength: 1 maxLength: 128 description: >- Existing server correlation for this HTTP attempt, when available. dataset: type: string enum: - naic - osha description: Dataset needed for dataset_not_enabled. accessUrl: type: string nullable: true format: uri description: >- Where to add the product to your account, for product_access_required. required: - code V2EmployerEvent: type: object properties: type: type: string enum: - annual_summary - severe_injury - inspection - citation - accident description: >- annual_summary: a Form 300A filing. severe_injury: a severe injury report. inspection: an OSHA inspection opened. citation: a violation OSHA cited. accident: an accident OSHA investigated. More types may be added. source: type: string enum: - osha description: Dataset the event comes from. More may be added. date: type: string description: Event date, YYYY-MM-DD. For a 300A, December 31 of the year. siteId: type: string pattern: ^site_[0-9a-f]{20}$ description: 'Effective site ID: site_ followed by 20 hex characters.' title: type: string description: Short plain-language description. severity: type: string enum: - fatal - severe - serious - other description: >- fatal: a death, a fatality inspection or a fatal accident. severe: a severe injury report or nonfatal accident. serious: a serious, willful or repeat citation. other: everything else. path: type: string description: >- API path, relative to /api/v2, that lists or reads the OSHA rows behind this value. MCP clients can read it as effective://api followed by the path. required: - type - source - date - siteId - title - severity - path V2Error: type: object properties: error: type: string minLength: 1 description: Human-readable explanation of the failure. required: - error securitySchemes: bearerAuth: type: http scheme: bearer description: 'Effective API key. Send Authorization: Bearer sk-eai-...' ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.