type = ExternalDocumentRefType </div><div>    minOccurs = 0 </div></pre><pre><div>7.  <u>dataLicense</u>.  <span>A data item for The licensing under which the creator of this SPDX document allows related data to be reproduced. The only valid value for this property is http://spdx.org/licenses/CC0-1.0. This is to alleviate any concern that content (the data) in an SPDX file is subject to any form of intellectual property right that could restrict the re-use of the information or the creation of another SPDX 