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

# Configuring Rules for a Date Field Element

> Restrict admissible dates in a date field with Date Interval rules: create, rename, and edit intervals in the Date Interval Rule dialog box.

You can impose constraints on admissible values for a date field element by using rules.

To add a rule, click the Add... button on the Constraints tab of the [element properties](/flexi-capture/form-designer/element-date-field-edit). In the Validation Rule: Select Rule Definition window that will open, double-click the Create New Rule ... item in the Date Interval rule list to create a new rule. The Date Interval Rule dialog box will open.

<img src="https://mintcdn.com/abbyy/8aWHPAJyzWmTqglX/images/flexi-capture/form-designer/interval_rule.gif?fit=max&auto=format&n=8aWHPAJyzWmTqglX&q=85&s=0b25884417e62a9b3fb8fd2c872134ca" alt="" width="335" height="330" data-path="images/flexi-capture/form-designer/interval_rule.gif" />

**Rename...** — Click this button to rename the rule. In the dialog box that will open, enter a new name of the rule and click **OK**.

**From … to**:

* **Add** — Adds the entered date interval to the list.
* **Remove** — Removes the selected interval from the list.

**Error message** — **Generate automatically**: If this option is selected, the text of the error message will be generated automatically. Deselect the option, if you wish to enter a custom text.