| Rate | rate | cbc.Key | true | Rate defines the key for which this rate applies. |
| Keys | keys | array of cbc.Key | | Keys identifies the set of tax keys defined in the category that this rate can be used with. |
| Name | name | i18n.String | true | Human name of the rate |
| Description | desc | i18n.String | | Useful description of the rate. |
| Values | values | array of tax.RateValueDef | | Values contains a list of Value objects that contain the current and historical percentage values for the rate and additional filters. Order is important, newer values should come before older values. |
| Meta | meta | cbc.Meta | | Meta contains additional information about the rate that is relevant for local frequently used implementations. |
