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title: Field Service Custom Fields on Standard Objects
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---

# Field Service Custom Fields on Standard Objects

A list of custom fields on standard Salesforce objects installed with the Field Service managed package.

See the [Field Service Apex Reference](https://developer.salesforce.com/docs/service/field-service-dev/guide/fsl-dev-mp-intro.md) section for more API references related to the managed package.

-   **[AssignedResource Custom Fields](https://developer.salesforce.com/docs/service/field-service-dev/guide/objects/fsl-custom-fields-object-assignedresource.md)**  


    Custom fields associated with a service resource who is assigned to a service appointment in Field Service. Assigned resources appear in the Assigned Resources related list on service appointments. This object is available in API version 38.0 and later.

-   **[ResourceAbsence Custom Fields](https://developer.salesforce.com/docs/service/field-service-dev/guide/objects/fsl-custom-fields-object-resourceabsence.md)**  


    Custom fields associated with a time period in which a service resource is unavailable to work in Field Service.

-   **[ServiceAppointment Custom Fields](https://developer.salesforce.com/docs/service/field-service-dev/guide/objects/fsl-custom-fields-object-serviceappointment.md)**  


    Custom fields associated with an appointment to complete work for a customer in Field Service.

-   **[ServiceResource Custom Fields](https://developer.salesforce.com/docs/service/field-service-dev/guide/objects/fsl-custom-fields-object-serviceresource.md)**  


    Custom fields associated with a field service technician or crew in Field Service.

-   **[ServiceResourceCapacity Custom Fields](https://developer.salesforce.com/docs/service/field-service-dev/guide/objects/fsl-custom-fields-object-serviceresourcecapacity.md)**  


    Custom fields associated with the maximum number of scheduled hours or number of service appointments that a capacity-based service resource can complete within a specific time period.

-   **[ServiceTerritory Custom Fields](https://developer.salesforce.com/docs/service/field-service-dev/guide/objects/fsl-custom-fields-object-serviceterritory.md)**  


    Custom fields associated with a geographic or functional region in which field service work can be performed in Field Service.

-   **[TimeSlot Custom Fields](https://developer.salesforce.com/docs/service/field-service-dev/guide/objects/fsl-custom-fields-object-timeslot.md)**  


    Custom fields associated with a period of time on a specified day of the week during which field service work can be performed in Field Service. Operating hours consist of one or more time slots.

-   **[WorkOrder Custom Fields](https://developer.salesforce.com/docs/service/field-service-dev/guide/objects/fsl-custom-fields-object-workorder.md)**  


    Custom fields associated with field service work to be performed for a customer.

-   **[WorkOrderLineItem Custom Fields](https://developer.salesforce.com/docs/service/field-service-dev/guide/objects/fsl-custom-fields-object-workorderlineitem.md)**  


    Custom fields associated with a subtask on a work order in field service.