Law 39/2015:
Article 66. Initiation applications.
“5. Standard application systems may include automatic checks of the information provided in respect of data stored in own systems or belonging to other administrations or provide the completed form, in whole or in part, for the purpose that the the interested party verifies the information and, if necessary, modifies or completes it. ”
6. When the Administration in a specific procedure expressly establishes specific models for the submission of applications, these will be of obligatory use by the interested parties. ”
Article 68. Amendment and improvement of the application.
"1. If the application for initiation does not meet the requirements set out in Article 66 and, where applicable, those set out in Article 67 or others required by the applicable specific legislation, to require the interested party to, within ten days, repair the fault or attach the mandatory documents, with an indication that, if he does not do so, he is considered to have given up his request, with the prior resolution to be issued in the terms provided for in Article 21. ”