# Updates a registration with the specified ID.

This method will update an existing registration with the specified ID.

Endpoint: PUT /registrations/{tenantId}/{id}
Version: v1-2025-04-18
Security: knox-authorizer

## Path parameters:

  - `tenantId` (string, required)
    The id of the tenant being accessed.

  - `id` (string, required)
    The ID of the registration to update.

## Request fields (application/json):

  - `add_membership_package` (boolean)
    Whether or not we add a membership package to this registration

  - `add_ons` (array)

  - `add_ons.add_on_product_id` (string, required)
    The add on

  - `add_ons.quantity` (number)
    The quantity of add on

  - `badge` (object)

  - `badge.first_name` (string)

  - `badge.full_name` (string)

  - `badge.job_title` (string)

  - `badge.location` (string)

  - `badge.organization_name` (string)

  - `cancellation_date` (string, required)

  - `checkin_date` (string)
    The date/time of checkin

  - `city` (string)
    The member city

  - `contact_id` (string, required)
    The contact ID of the registrant

  - `country` (string)
    The member country

  - `coupon_code_id` (string)
    If a coupon code was used with this registration, it is linked here

  - `courses` (array)

  - `courses.course_offering_id` (string)

  - `courses.custom_field_values` (array)
    Course registration custom fields

  - `courses.custom_field_values.boolean_value` (boolean)
    The boolean value

  - `courses.custom_field_values.custom_field_id` (string)
    The unique identifier of the custom field

  - `courses.custom_field_values.file_url_value` (string)
    The pointer to a file value

  - `courses.custom_field_values.list_value` (array)
    The list value

  - `courses.custom_field_values.numeric_value` (number)
    The numeric value

  - `courses.custom_field_values.string_value` (string)
    The string value of the custom field

  - `courses.custom_field_values.table_value` (array)
    A list of objects (a table)

  - `custom_field_values` (array)

  - `date` (string)
    The date of registration

  - `deadline_id` (string)
    The registration deadline

  - `departure_date` (string)
    The date the person left the event

  - `email_address` (string)
    The member's email address

  - `embed_membership_application` (boolean)
    Whether or not to embed a whole membership application

  - `event_end_date` (string)
    The date of the event

  - `event_id` (string, required)
    The event

  - `event_start_date` (string)
    The date of the event

  - `first_name` (string)
    The member's first name

  - `functions` (array)

  - `functions.fee_id` (string, required)
    The fee id of the function

  - `functions.function_id` (string, required)
    The function

  - `functions.number_of_tickets` (number)
    The number of tickets

  - `functions.ticket_options` (array)

  - `functions.ticket_options.custom_field_values` (array)
    Ticket custom fields

  - `functions.ticket_options.meal_option_id` (string)
    The meal option, if applicable

  - `group_id` (string)
    The group this registration belongs to

  - `group_order` (number)
    The order of the registration within the group

  - `guests` (array)

  - `guests.guest_contact_info` (object)
    The contact info for the guest

  - `guests.guest_registration_package_id` (string, required)

  - `guests.id` (string)
    The guest ID

  - `id` (string, required)
    The unique, string identifier of this registration group

  - `internal_notes` (string)
    Any applicable notes

  - `is_guest_registration` (boolean)
    Guest registration

  - `is_transient_guest` (boolean)
    If set, the guest has no contact record

  - `job_title` (string)
    The member job title

  - `last_modification_date` (string)
    The last time that the registration was modified

  - `last_name` (string)
    The member's last name

  - `meeting_join_url` (string)
    The URL used to join the meeting

  - `meeting_participant_id` (string)
    The external ID of this registration in the linked meeting

  - `membership_information` (object, required)

  - `membership_information.membership_package_id` (string, required)
    The membership package

  - `modified_registration_id` (string)
    If this registration is modifying another registration, that ID is here

  - `name` (string, required)
    The member's name

  - `notes` (string)
    Notes

  - `number` (number)
    The registration number

  - `order_amount_paid` (number)
    The amount paid

  - `order_balance_due` (number)
    The balance due on the order

  - `order_currency_code` (string)

  - `order_currency_symbol` (string)

  - `order_id` (string)
    The order

  - `order_line_item_id` (string)
    The order line item

  - `order_number` (number)
    The order number

  - `order_status` (string)
    Enum: "awaiting payment", "awaiting pickup", "awaiting shipping", "cancelled", "completed", "disputed", "open", "partially shipped", "returned", "shipped", "void"

  - `order_total` (number)
    The total of the order

  - `organization_id` (string)
    The organization associated with this registration

  - `package_id` (string, required)
    The registration package

  - `parent_registration_guest_id` (string)
    The ID of the guest in the parent registration array

  - `parent_registration_id` (string)
    For guest registrations, the parent id

  - `process_id` (string)
    The registration process

  - `registrant_acknowledges_scheduling_conflicts` (boolean)
    True if the registrant was presented with scheduling conflicts and acknowledged them

  - `ribbon_ids` (array)
    The ribbons on this registration

  - `sessions` (array)

  - `sessions.custom_field_values` (array)
    Session custom fields

  - `sessions.session_id` (string)

  - `state` (string)
    The state

  - `status` (string)
    Enum: "active", "cancelled", "draft", "pending approval"

  - `sys_bulk_load_at` (string)
    If this record was loaded via bulk, the timestamp when the record was processed

  - `sys_bulk_load_id` (string)
    If this record was loaded via bulk, the ID of the bulk load process

  - `sys_bulk_load_pk` (string)
    If this record was loaded via bulk, the tenant and key of the bulk load process used as a partition key

  - `sys_bulk_load_record_no` (number)
    If this record was loaded via bulk, the record number in the source file

  - `sys_bulk_load_source_file` (string)
    If this record was loaded via bulk, the source file

  - `sys_calculated_field_error` (string)
    The error associated with the calculated field

  - `sys_calculated_field_errors` (array)

  - `sys_calculated_field_errors.error` (string)

  - `sys_calculated_field_errors.field` (string)

  - `sys_configuration_snapshot_id` (string)
    If a snapshot was restored/applies to this record, the ID of the snapshot

  - `sys_created_at` (string, required)
    The date/time that this record was created, expressed in ISO-8601 date format

  - `sys_created_by_id` (string, required)
    The ID of the user that created this record

  - `sys_deleted_by_id` (string)
    The ID of the user that deleted (or last tried to delete) this object

  - `sys_directive` (string)
    Means for passing directive information into an object processing logic

  - `sys_external_id` (string)
    The ID that a record has from an external system or data import

  - `sys_has_files_in_s3` (boolean)
    If true, this record has files in S3. If false, it doesnt, so no need to hit S3 upon deletion

  - `sys_last_bulk_data_operation_id` (string)
    If this record was last touched by a bulk data operation, the ID of that operation

  - `sys_last_bulk_data_operation_sys_version` (string)
    If this record was last touched by a bulk data operation, the sys_version at the time of that operation

  - `sys_last_modified_at` (string, required)
    The date/time that this record record was last modified, expressed in ISO-8601 date format

  - `sys_last_modified_by_id` (string, required)
    The ID of the user that last modified this record

  - `sys_last_security_context` (object)
    The security context of the last insert, modify, or delete performed on this item

  - `sys_locked` (boolean)
    If set, this record is locked and cannot be changed via the API

  - `sys_snapshot_base_version` (number)
    The version to use as a base when creating a configuration snapshot; if not set, 1 is used. Helpful when creating a sandbox

  - `sys_version` (number)
    A number representing the version of this record in the database

  - `type_id` (string, required)
    The registration type

  - `webinar_join_url` (string)
    The URL used to join the webinar

  - `webinar_participant_id` (string)
    The external ID of this registration in the linked webinar

## Response 200 fields (application/json):

  - `add_membership_package` (boolean)
    Whether or not we add a membership package to this registration

  - `add_ons` (array)

  - `add_ons.add_on_product_id` (string, required)
    The add on

  - `add_ons.quantity` (number)
    The quantity of add on

  - `badge` (object)

  - `badge.first_name` (string)

  - `badge.full_name` (string)

  - `badge.job_title` (string)

  - `badge.location` (string)

  - `badge.organization_name` (string)

  - `cancellation_date` (string, required)

  - `checkin_date` (string)
    The date/time of checkin

  - `city` (string)
    The member city

  - `contact_id` (string, required)
    The contact ID of the registrant

  - `country` (string)
    The member country

  - `coupon_code_id` (string)
    If a coupon code was used with this registration, it is linked here

  - `courses` (array)

  - `courses.course_offering_id` (string)

  - `courses.custom_field_values` (array)
    Course registration custom fields

  - `courses.custom_field_values.boolean_value` (boolean)
    The boolean value

  - `courses.custom_field_values.custom_field_id` (string)
    The unique identifier of the custom field

  - `courses.custom_field_values.file_url_value` (string)
    The pointer to a file value

  - `courses.custom_field_values.list_value` (array)
    The list value

  - `courses.custom_field_values.numeric_value` (number)
    The numeric value

  - `courses.custom_field_values.string_value` (string)
    The string value of the custom field

  - `courses.custom_field_values.table_value` (array)
    A list of objects (a table)

  - `custom_field_values` (array)

  - `date` (string)
    The date of registration

  - `deadline_id` (string)
    The registration deadline

  - `departure_date` (string)
    The date the person left the event

  - `email_address` (string)
    The member's email address

  - `embed_membership_application` (boolean)
    Whether or not to embed a whole membership application

  - `event_end_date` (string)
    The date of the event

  - `event_id` (string, required)
    The event

  - `event_start_date` (string)
    The date of the event

  - `first_name` (string)
    The member's first name

  - `functions` (array)

  - `functions.fee_id` (string, required)
    The fee id of the function

  - `functions.function_id` (string, required)
    The function

  - `functions.number_of_tickets` (number)
    The number of tickets

  - `functions.ticket_options` (array)

  - `functions.ticket_options.custom_field_values` (array)
    Ticket custom fields

  - `functions.ticket_options.meal_option_id` (string)
    The meal option, if applicable

  - `group_id` (string)
    The group this registration belongs to

  - `group_order` (number)
    The order of the registration within the group

  - `guests` (array)

  - `guests.guest_contact_info` (object)
    The contact info for the guest

  - `guests.guest_registration_package_id` (string, required)

  - `guests.id` (string)
    The guest ID

  - `id` (string, required)
    The unique, string identifier of this registration group

  - `internal_notes` (string)
    Any applicable notes

  - `is_guest_registration` (boolean)
    Guest registration

  - `is_transient_guest` (boolean)
    If set, the guest has no contact record

  - `job_title` (string)
    The member job title

  - `last_modification_date` (string)
    The last time that the registration was modified

  - `last_name` (string)
    The member's last name

  - `meeting_join_url` (string)
    The URL used to join the meeting

  - `meeting_participant_id` (string)
    The external ID of this registration in the linked meeting

  - `membership_information` (object, required)

  - `membership_information.membership_package_id` (string, required)
    The membership package

  - `modified_registration_id` (string)
    If this registration is modifying another registration, that ID is here

  - `name` (string, required)
    The member's name

  - `notes` (string)
    Notes

  - `number` (number)
    The registration number

  - `order_amount_paid` (number)
    The amount paid

  - `order_balance_due` (number)
    The balance due on the order

  - `order_currency_code` (string)

  - `order_currency_symbol` (string)

  - `order_id` (string)
    The order

  - `order_line_item_id` (string)
    The order line item

  - `order_number` (number)
    The order number

  - `order_status` (string)
    Enum: "awaiting payment", "awaiting pickup", "awaiting shipping", "cancelled", "completed", "disputed", "open", "partially shipped", "returned", "shipped", "void"

  - `order_total` (number)
    The total of the order

  - `organization_id` (string)
    The organization associated with this registration

  - `package_id` (string, required)
    The registration package

  - `parent_registration_guest_id` (string)
    The ID of the guest in the parent registration array

  - `parent_registration_id` (string)
    For guest registrations, the parent id

  - `process_id` (string)
    The registration process

  - `registrant_acknowledges_scheduling_conflicts` (boolean)
    True if the registrant was presented with scheduling conflicts and acknowledged them

  - `ribbon_ids` (array)
    The ribbons on this registration

  - `sessions` (array)

  - `sessions.custom_field_values` (array)
    Session custom fields

  - `sessions.session_id` (string)

  - `state` (string)
    The state

  - `status` (string)
    Enum: "active", "cancelled", "draft", "pending approval"

  - `sys_bulk_load_at` (string)
    If this record was loaded via bulk, the timestamp when the record was processed

  - `sys_bulk_load_id` (string)
    If this record was loaded via bulk, the ID of the bulk load process

  - `sys_bulk_load_pk` (string)
    If this record was loaded via bulk, the tenant and key of the bulk load process used as a partition key

  - `sys_bulk_load_record_no` (number)
    If this record was loaded via bulk, the record number in the source file

  - `sys_bulk_load_source_file` (string)
    If this record was loaded via bulk, the source file

  - `sys_calculated_field_error` (string)
    The error associated with the calculated field

  - `sys_calculated_field_errors` (array)

  - `sys_calculated_field_errors.error` (string)

  - `sys_calculated_field_errors.field` (string)

  - `sys_configuration_snapshot_id` (string)
    If a snapshot was restored/applies to this record, the ID of the snapshot

  - `sys_created_at` (string, required)
    The date/time that this record was created, expressed in ISO-8601 date format

  - `sys_created_by_id` (string, required)
    The ID of the user that created this record

  - `sys_deleted_by_id` (string)
    The ID of the user that deleted (or last tried to delete) this object

  - `sys_directive` (string)
    Means for passing directive information into an object processing logic

  - `sys_external_id` (string)
    The ID that a record has from an external system or data import

  - `sys_has_files_in_s3` (boolean)
    If true, this record has files in S3. If false, it doesnt, so no need to hit S3 upon deletion

  - `sys_last_bulk_data_operation_id` (string)
    If this record was last touched by a bulk data operation, the ID of that operation

  - `sys_last_bulk_data_operation_sys_version` (string)
    If this record was last touched by a bulk data operation, the sys_version at the time of that operation

  - `sys_last_modified_at` (string, required)
    The date/time that this record record was last modified, expressed in ISO-8601 date format

  - `sys_last_modified_by_id` (string, required)
    The ID of the user that last modified this record

  - `sys_last_security_context` (object)
    The security context of the last insert, modify, or delete performed on this item

  - `sys_locked` (boolean)
    If set, this record is locked and cannot be changed via the API

  - `sys_snapshot_base_version` (number)
    The version to use as a base when creating a configuration snapshot; if not set, 1 is used. Helpful when creating a sandbox

  - `sys_version` (number)
    A number representing the version of this record in the database

  - `type_id` (string, required)
    The registration type

  - `webinar_join_url` (string)
    The URL used to join the webinar

  - `webinar_participant_id` (string)
    The external ID of this registration in the linked webinar


## Response 400 fields

## Response 401 fields

## Response 403 fields

## Response 404 fields

## Response 409 fields

## Response 429 fields

## Response 500 fields