# # TemplateResponseDocumentFieldGroupRule

The rule used to validate checkboxes in the form field group. See [checkbox field grouping](/api/reference/constants/#checkbox-field-grouping).

## Properties

Name | Type | Description | Notes
------------ | ------------- | ------------- | -------------
| `requirement` | ```string``` |  Examples: `require_0-1` `require_1` `require_1-ormore`<br><br>- Check out the list of [acceptable `requirement` checkbox type values](/api/reference/constants/#checkbox-field-grouping). - Check out the list of [acceptable `requirement` radio type fields](/api/reference/constants/#radio-field-grouping). - Radio groups require **at least** two fields per group.  |  |
| `group_label` | ```string``` |  Name of the group  |  |

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