> ## Documentation Index
> Fetch the complete documentation index at: https://developers.hubspot.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

---
id: c6bc11e7-d854-4e1c-a973-2a9c3aca988f
---

# Retrieve event occurrences

export const ScopesList = ({scopes = [], description = "This API requires one of the following scopes:"}) => {
  if (!scopes || scopes.length === 0) {
    return null;
  }
  const sortedScopes = scopes.sort((a, b) => a.localeCompare(b));
  return <div>
      <div className="text-sm mb-2">{description}</div>
      <div>
        {sortedScopes.map((scope, index) => <div key={index}>
            <code>
              <span className="text-xs">{scope}</span>
            </code>
          </div>)}
      </div>
    </div>;
};

export const SupportedProducts = ({marketing, sales, service, cms, data, commerce, crm, marketingLevel, salesLevel, serviceLevel, cmsLevel, dataLevel, commerceLevel, crmLevel}) => {
  const translations = {
    description: "Requires one of the following products or higher.",
    productNames: {
      marketing: "Marketing Hub",
      sales: "Sales Hub",
      service: "Service Hub",
      cms: "Content Hub",
      data: "Data Hub",
      commerce: "Revenue Hub",
      crm: "Smart CRM"
    },
    tiers: {
      free: "Free",
      starter: "Starter",
      professional: "Professional",
      enterprise: "Enterprise"
    }
  };
  const translateTier = tier => {
    if (!tier) return '';
    const lowerTier = tier.toLowerCase();
    return translations.tiers[lowerTier] || tier;
  };
  const products = [{
    name: marketing ? translations.productNames.marketing : '',
    level: translateTier(marketingLevel),
    icon: "https://www.hubspot.com/hubfs/Knowledge_Base_2023-24-25/developer/icons/MarketingHub.svg",
    alt: "Marketing Hub"
  }, {
    name: sales ? translations.productNames.sales : '',
    level: translateTier(salesLevel),
    icon: "https://www.hubspot.com/hubfs/Knowledge_Base_2023-24-25/developer/icons/SalesHub.svg",
    alt: "Sales Hub"
  }, {
    name: service ? translations.productNames.service : '',
    level: translateTier(serviceLevel),
    icon: "https://www.hubspot.com/hubfs/Knowledge_Base_2023-24-25/developer/icons/ServiceHub.svg",
    alt: "Service Hub"
  }, {
    name: cms ? translations.productNames.cms : '',
    level: translateTier(cmsLevel),
    icon: "https://www.hubspot.com/hubfs/Knowledge_Base_2023-24-25/developer/icons/ContentHub.svg",
    alt: "Content Hub"
  }, {
    name: data ? translations.productNames.data : '',
    level: translateTier(dataLevel),
    icon: "https://www.hubspot.com/hubfs/Knowledge_Base_2023-24-25/developer/icons/DataHub.svg",
    alt: "Data Hub"
  }, {
    name: commerce ? translations.productNames.commerce : '',
    level: translateTier(commerceLevel),
    icon: "https://www.hubspot.com/hubfs/Knowledge_Base/subscription_key_icons/commerce_icon.svg",
    alt: "Revenue Hub"
  }, {
    name: crm ? translations.productNames.crm : '',
    level: translateTier(crmLevel),
    icon: "https://www.hubspot.com/hubfs/Knowledge_Base_2023-24-25/developer/icons/SmartCRM.svg",
    alt: "Smart CRM"
  }].filter(product => product.name && product.level);
  if (products.length === 0) return null;
  return <div>
      <div className="text-sm mb-2">{translations.description}</div>
      <div className={`grid ${products.length === 1 ? 'grid-cols-1' : 'grid-cols-2'} gap-1.5`}>
        {products.map((product, index) => <div key={index} style={{
    display: 'flex',
    alignItems: 'center'
  }}>
            <img src={product.icon} alt={product.alt} className="w-3.5 h-3.5 mr-1.5 mt-2.5 mb-2.5 flex-shrink-0 align-middle" />
            <span className="font-medium mr-1 text-sm">{product.name} -</span>
            <span className="text-sm">{product.level}</span>
          </div>)}
      </div>
    </div>;
};

<AccordionGroup>
  <Accordion title="Supported products" defaultOpen="true" icon="cubes">
    <SupportedProducts marketing={true} sales={true} service={true} cms={true} data={true} commerce={true} marketingLevel="professional" salesLevel="professional" serviceLevel="professional" cmsLevel="professional" dataLevel="professional" commerceLevel="professional" />
  </Accordion>

  <Accordion title="Required Scopes" icon="key">
    <ScopesList
      scopes={[
  'business-intelligence'
]}
    />
  </Accordion>
</AccordionGroup>


## OpenAPI

````yaml specs/2026-03/events-events-v2026-03.json GET /events/event-occurrences/2026-03
openapi: 3.0.1
info:
  title: Events Events
  description: Basepom for all HubSpot Projects
  version: 2026-03
  x-hubspot-product-tier-requirements:
    marketing: ENTERPRISE
    sales: ENTERPRISE
    service: ENTERPRISE
    cms: ENTERPRISE
    commerce: ENTERPRISE
    crmHub: ENTERPRISE
    dataHub: ENTERPRISE
servers:
  - url: https://api.hubapi.com
security: []
tags:
  - name: Basic
paths:
  /events/event-occurrences/2026-03:
    get:
      tags:
        - Basic
      operationId: get-/events/event-occurrences/2026-03_/events/event-occurrences/2026-03
      parameters:
        - name: after
          in: query
          description: >-
            The paging cursor token of the last successfully read resource will
            be returned as the `paging.next.after` JSON property of a paged
            response containing more results.
          required: false
          style: form
          explode: true
          schema:
            type: string
        - name: before
          in: query
          description: ''
          required: false
          style: form
          explode: true
          schema:
            type: string
        - name: eventType
          in: query
          description: ''
          required: false
          style: form
          explode: true
          schema:
            type: string
        - name: id
          in: query
          description: ''
          required: false
          style: form
          explode: true
          schema:
            type: array
            items:
              type: string
        - name: limit
          in: query
          description: The maximum number of results to display per page.
          required: false
          style: form
          explode: true
          schema:
            type: integer
            format: int32
        - name: objectId
          in: query
          description: ''
          required: false
          style: form
          explode: true
          schema:
            type: integer
            format: int64
        - name: objectProperty.{propname}
          in: query
          description: ''
          required: false
          style: form
          explode: true
          schema:
            type: object
        - name: objectType
          in: query
          description: ''
          required: false
          style: form
          explode: true
          schema:
            type: string
        - name: occurredAfter
          in: query
          description: ''
          required: false
          style: form
          explode: true
          schema:
            type: string
            format: date-time
        - name: occurredBefore
          in: query
          description: ''
          required: false
          style: form
          explode: true
          schema:
            type: string
            format: date-time
        - name: properties
          in: query
          description: ''
          required: false
          style: form
          explode: true
          schema:
            type: array
            items:
              type: string
        - name: property.{propname}
          in: query
          description: ''
          required: false
          style: form
          explode: true
          schema:
            type: object
        - name: sort
          in: query
          description: ''
          required: false
          style: form
          explode: true
          schema:
            type: array
            items:
              type: string
      responses:
        '200':
          description: successful operation
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CollectionResponseExternalUnifiedEvent'
        default:
          $ref: '#/components/responses/Error'
          description: ''
      security:
        - oauth2:
            - oauth
components:
  schemas:
    CollectionResponseExternalUnifiedEvent:
      required:
        - results
      type: object
      properties:
        paging:
          $ref: '#/components/schemas/Paging'
        results:
          type: array
          description: >-
            An array of ExternalUnifiedEvent objects, each representing an
            individual event with its associated details.
          items:
            $ref: '#/components/schemas/ExternalUnifiedEvent'
    Paging:
      type: object
      properties:
        next:
          $ref: '#/components/schemas/NextPage'
        prev:
          $ref: '#/components/schemas/PreviousPage'
    ExternalUnifiedEvent:
      required:
        - eventType
        - id
        - objectId
        - objectType
        - occurredAt
        - properties
      type: object
      properties:
        eventType:
          type: string
          description: >-
            The format of the `eventType` string is
            `ae{appId}_{eventTypeLabel}`, `pe{portalId}_{eventTypeLabel}`, or
            just `e_{eventTypeLabel}` for HubSpot events.
        id:
          type: string
          description: A unique identifier for the event.
        objectId:
          type: string
          description: The objectId of the object which did the event.
        objectType:
          type: string
          description: The objectType for the object which did the event.
        occurredAt:
          type: string
          description: An ISO 8601 timestamp when the event occurred.
          format: date-time
        properties:
          type: object
          additionalProperties:
            type: string
          description: >-
            A key-value map of event-specific properties. The available
            properties depend on the event type definition.
    Error:
      required:
        - category
        - correlationId
        - message
      type: object
      properties:
        category:
          type: string
          description: The error category
        context:
          type: object
          additionalProperties:
            type: array
            items:
              type: string
          description: Context about the error condition
          example: >-
            {invalidPropertyName=[propertyValue], missingScopes=[scope1,
            scope2]}
        correlationId:
          type: string
          description: >-
            A unique identifier for the request. Include this value with any
            error reports or support tickets
          format: uuid
          example: aeb5f871-7f07-4993-9211-075dc63e7cbf
        errors:
          type: array
          description: further information about the error
          items:
            $ref: '#/components/schemas/ErrorDetail'
        links:
          type: object
          additionalProperties:
            type: string
          description: >-
            A map of link names to associated URIs containing documentation
            about the error or recommended remediation steps
        message:
          type: string
          description: >-
            A human readable message describing the error along with remediation
            steps where appropriate
          example: An error occurred
        subCategory:
          type: string
          description: >-
            A specific category that contains more specific detail about the
            error
      description: >-
        Represents an error response returned by the API when an operation
        fails. This component is used in various endpoints to provide detailed
        information about the error encountered.
      example:
        message: Invalid input (details will vary based on the error)
        correlationId: aeb5f871-7f07-4993-9211-075dc63e7cbf
        category: VALIDATION_ERROR
        links:
          knowledge-base: https://www.hubspot.com/products/service/knowledge-base
    NextPage:
      required:
        - after
      type: object
      properties:
        after:
          type: string
          description: >-
            The cursor token to pass as the after query parameter to retrieve
            the next page of results.
        link:
          type: string
          description: >-
            The full URL of the next page of results, with the after cursor
            token included as a query parameter.
      description: >-
        Specifies the paging information needed to retrieve the next set of
        results in a paginated API response
    PreviousPage:
      required:
        - before
      type: object
      properties:
        before:
          type: string
          description: >-
            The cursor token to pass as the before query parameter to retrieve
            the previous page of results.
        link:
          type: string
          description: >-
            The full URL of the previous page of results, with the before cursor
            token included as a query parameter.
      description: >-
        specifies the paging information needed to retrieve the previous set of
        results in a paginated API response
    ErrorDetail:
      required:
        - message
      type: object
      properties:
        code:
          type: string
          description: The status code associated with the error detail
        context:
          type: object
          additionalProperties:
            type: array
            items:
              type: string
          description: Context about the error condition
          example: '{missingScopes=[scope1, scope2]}'
        in:
          type: string
          description: The name of the field or parameter in which the error was found.
        message:
          type: string
          description: >-
            A human readable message describing the error along with remediation
            steps where appropriate
        subCategory:
          type: string
          description: >-
            A specific category that contains more specific detail about the
            error
      description: >-
        Represents detailed information about an error that occurred in the API.
        This component is used to provide additional context and specifics about
        errors, typically as part of an error response.
  responses:
    Error:
      description: An error occurred.
      content:
        '*/*':
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    oauth2:
      type: oauth2
      flows:
        authorizationCode:
          authorizationUrl: https://app.hubspot.com/oauth/authorize
          tokenUrl: https://api.hubapi.com/oauth/v1/token
          scopes:
            oauth: ''

````