Lines 456-459 of CD-2 currently reads:

/ic:InformationCard/ic:CardImage/@MimeType
This required attribute provides a MIME type specifying the format of the included card image. This profile supports multiple image formats (e.g., JPEG, GIF) as enumerated in the schema for this profile.

The referenced schema contains:

<xs:simpleType name="LogoImageType">
<xs:restriction base="xs:token">
<xs:enumeration value="image/jpeg"/>
<xs:enumeration value="image/gif"/>
<xs:enumeration value="image/bmp" />
<xs:enumeration value="image/png" />
<xs:enumeration value="image/tiff" />
</xs:restriction>
</xs:simpleType>