> ## 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: dc98996d-2ce1-44c7-9bda-667a0d1f71e7
---

# Retrieve recurring task

> Retrieve details of a specific task series using its unique identifier. This endpoint allows you to access the properties and series information associated with the specified taskId. It is useful for obtaining detailed information about a task series, including any custom properties.

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://mintlify-assets.b-cdn.net/Icons/marketing-bolt.svg",
    alt: "Marketing Hub"
  }, {
    name: sales ? translations.productNames.sales : '',
    level: translateTier(salesLevel),
    icon: "https://mintlify-assets.b-cdn.net/Icons/sales-star.svg",
    alt: "Sales Hub"
  }, {
    name: service ? translations.productNames.service : '',
    level: translateTier(serviceLevel),
    icon: "https://mintlify-assets.b-cdn.net/Icons/service-heart.svg",
    alt: "Service Hub"
  }, {
    name: cms ? translations.productNames.cms : '',
    level: translateTier(cmsLevel),
    icon: "https://mintlify-assets.b-cdn.net/Icons/content-play.svg",
    alt: "Content Hub"
  }, {
    name: data ? translations.productNames.data : '',
    level: translateTier(dataLevel),
    icon: "https://developers.hubspot.com/hubfs/Knowledge_Base_2023-24-25/subscription_key_icons/operations_icon.svg",
    alt: "Data Hub"
  }, {
    name: commerce ? translations.productNames.commerce : '',
    level: translateTier(commerceLevel),
    icon: "https://developers.hubspot.com/hubfs/Knowledge_Base/subscription_key_icons/commerce_icon.svg",
    alt: "Revenue Hub"
  }, {
    name: crm ? translations.productNames.crm : '',
    level: translateTier(crmLevel),
    icon: "https://developer.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 sales={true} salesLevel="starter" service={true} serviceLevel="starter" />
  </Accordion>

  <Accordion title="Scope requirements">
    <ScopesList
      scopes={[
  `crm.objects.contacts.read`
]}
    />
  </Accordion>
</AccordionGroup>


## OpenAPI

````yaml specs/2026-09-beta/crm-tasks-series-v2026-09-beta.json GET /crm/task-series/2026-09-beta/{taskId}
openapi: 3.0.1
info:
  title: CRM Tasks Series
  description: Basepom for all HubSpot Projects
  version: 2026-09-beta
  x-hubspot-product-tier-requirements:
    marketing: FREE
    sales: FREE
    service: FREE
    cms: FREE
    commerce: FREE
    crmHub: FREE
    dataHub: FREE
servers:
  - url: https://api.hubapi.com
security: []
tags:
  - name: Advanced
  - name: Basic
paths:
  /crm/task-series/2026-09-beta/{taskId}:
    get:
      tags:
        - Basic
      summary: Retrieve task series
      description: >-
        Retrieve details of a specific task series using its unique identifier.
        This endpoint allows you to access the properties and series information
        associated with the specified taskId. It is useful for obtaining
        detailed information about a task series, including any custom
        properties.
      operationId: get-/crm/task-series/2026-09-beta/{taskId}
      parameters:
        - name: taskId
          in: path
          description: >-
            The unique identifier of the task series to retrieve. This is
            required to specify which task series you are interested in.
          required: true
          style: simple
          explode: false
          schema:
            type: integer
            format: int64
        - name: properties
          in: query
          description: >-
            A comma-separated list of property names to include in the response.
            This allows you to specify which properties of the task series you
            want to retrieve.
          required: false
          style: form
          explode: true
          schema:
            type: array
            items:
              type: string
      responses:
        '200':
          description: successful operation
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PublicTaskSeriesResponse'
        default:
          $ref: '#/components/responses/Error'
          description: ''
      security:
        - oauth2:
            - crm.objects.deals.highly_sensitive.read.v2
        - oauth2:
            - crm.objects.companies.highly_sensitive.read.v2
        - oauth2:
            - tickets
        - oauth2:
            - crm.objects.projects.sensitive.read
        - oauth2:
            - crm.objects.goals.read
        - oauth2:
            - crm.objects.deals.read
        - oauth2:
            - crm.objects.line_items.read
        - oauth2:
            - crm.objects.services.read
        - oauth2:
            - crm.objects.deals.sensitive.read.v2
        - oauth2:
            - tickets.highly_sensitive.v2
        - oauth2:
            - crm.objects.contacts.read
        - oauth2:
            - crm.objects.projects.highly_sensitive.read
        - oauth2:
            - tickets.sensitive.v2
        - oauth2:
            - crm.objects.courses.read
        - oauth2:
            - crm.objects.companies.read
        - oauth2:
            - crm.objects.contacts.highly_sensitive.read.v2
        - oauth2:
            - crm.objects.appointments.sensitive.read.v2
        - oauth2:
            - crm.objects.listings.read
        - oauth2:
            - crm.objects.appointments.read
        - oauth2:
            - crm.objects.contacts.sensitive.read.v2
        - oauth2:
            - crm.objects.projects.read
        - oauth2:
            - crm.objects.products.read
        - oauth2:
            - crm.objects.companies.sensitive.read.v2
        - oauth2:
            - crm.schemas.tasks.read
        - oauth2:
            - crm.objects.tasks.read
components:
  schemas:
    PublicTaskSeriesResponse:
      required:
        - id
        - properties
        - series
      type: object
      properties:
        createdAt:
          type: string
          description: >-
            The date and time when the task series was created, in ISO 8601
            format.
          format: date-time
        id:
          type: string
          description: The unique identifier for the task series, represented as a string.
        properties:
          type: object
          additionalProperties:
            type: string
          description: >-
            A map of custom property names to their values, where each value is
            a string.
        series:
          $ref: '#/components/schemas/PublicTaskSeries'
        updatedAt:
          type: string
          description: >-
            The date and time when the task series was last updated, in ISO 8601
            format.
          format: date-time
    PublicTaskSeries:
      type: object
      properties:
        repeatInterval:
          type: string
          description: >-
            The recurrence schedule as a standards-compliant RFC-5545 RRULE
            string.
          example: RRULE:FREQ=WEEKLY;BYDAY=MO,WE,FR
        repeatStatus:
          type: string
          description: >-
            A string representing the current status of the task series
            repetition.
        startsAt:
          type: string
          description: >-
            The date and time when the task series is scheduled to start, in ISO
            8601 format.
          format: date-time
    Error:
      required:
        - category
        - correlationId
        - message
      type: object
      properties:
        category:
          type: string
          description: The error category, represented as a string.
        context:
          type: object
          additionalProperties:
            type: array
            items:
              type: string
          description: >-
            An object providing context about the error condition, with
            additional properties as arrays of strings.
          example: >-
            {invalidPropertyName=[propertyValue], missingScopes=[scope1,
            scope2]}
        correlationId:
          type: string
          description: >-
            A unique identifier for the request, represented as a UUID. This
            should be included with any error reports or support tickets.
          format: uuid
          example: aeb5f871-7f07-4993-9211-075dc63e7cbf
        errors:
          type: array
          description: >-
            An array providing further information about the error, where each
            item is an ErrorDetail object.
          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, represented as an
            object with string properties.
        message:
          type: string
          description: >-
            A human readable message describing the error along with remediation
            steps where appropriate. It is a string.
          example: An error occurred
        subCategory:
          type: string
          description: >-
            A specific category that contains more detailed information about
            the error, represented as a string.
      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
    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, represented as an object where
            each key is a context name and the value is an array of strings
            providing additional details.
          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. This is a required property.
        subCategory:
          type: string
          description: >-
            A specific category that contains more specific detail about the
            error.
  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:
            crm.objects.appointments.read: ''
            crm.objects.appointments.sensitive.read.v2: ''
            crm.objects.appointments.sensitive.write.v2: ''
            crm.objects.appointments.write: ''
            crm.objects.commercepayments.write: ''
            crm.objects.companies.highly_sensitive.read.v2: ''
            crm.objects.companies.highly_sensitive.write.v2: ''
            crm.objects.companies.read: ''
            crm.objects.companies.sensitive.read.v2: ''
            crm.objects.companies.sensitive.write.v2: ''
            crm.objects.companies.write: ''
            crm.objects.contacts.highly_sensitive.read.v2: ''
            crm.objects.contacts.highly_sensitive.write.v2: ''
            crm.objects.contacts.read: ''
            crm.objects.contacts.sensitive.read.v2: ''
            crm.objects.contacts.sensitive.write.v2: ''
            crm.objects.contacts.write: ''
            crm.objects.courses.read: ''
            crm.objects.courses.write: ''
            crm.objects.deals.highly_sensitive.read.v2: ''
            crm.objects.deals.highly_sensitive.write.v2: ''
            crm.objects.deals.read: ''
            crm.objects.deals.sensitive.read.v2: ''
            crm.objects.deals.sensitive.write.v2: ''
            crm.objects.deals.write: ''
            crm.objects.goals.read: ''
            crm.objects.goals.write: ''
            crm.objects.line_items.read: ''
            crm.objects.line_items.write: ''
            crm.objects.listings.read: ''
            crm.objects.listings.write: ''
            crm.objects.products.read: ''
            crm.objects.products.write: ''
            crm.objects.projects.highly_sensitive.read: ''
            crm.objects.projects.highly_sensitive.write: ''
            crm.objects.projects.read: ''
            crm.objects.projects.sensitive.read: ''
            crm.objects.projects.sensitive.write: ''
            crm.objects.projects.write: ''
            crm.objects.services.read: ''
            crm.objects.services.write: ''
            crm.objects.tasks.read: ''
            crm.schemas.tasks.read: ''
            tasks-write: ''
            tickets: ''
            tickets.highly_sensitive.v2: ''
            tickets.sensitive.v2: ''

````