| ContainsNonNumericRule | Validation rule that asserts that an attribute contains non-numeric characters. |
| ContainsNumericRule | Validation rule that asserts that an attribute contains numeric characters. |
| CurrencyRule | Validation rule that asserts that the value is a correct currency code |
| MoneyRule | Validation rule that asserts that the value is a correct price (without currency) |
| SlugRule | Validation rule that asserts that the value consists only of letters, numbers, dashes and underscores. |