> [!CAUTION]
> **Caution:** This documentation is for Google Ads API **v23** . The latest active version is [**v26**](https://developers.google.com/google-ads/api/reference/rpc/latest/VideoAdFormatRestrictionEnum.VideoAdFormatRestriction).

Enum describing format restrictions for responsive ads in video campaigns.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v23/enums/video_ad_format_restriction.proto)

| Enums ||
|---|---|
| ## `NON_SKIPPABLE_IN_STREAM` | Non-skippable in-stream video responsive ad. |
| ## `UNKNOWN` | Used for return value only. Represents value unknown in this version. |
| ## `UNSPECIFIED` | Not specified. |