This order is under the principles of good regulation contained in article 129 of Law 39/2015, of October 1. Thus, it conforms to the principles of necessity and effectiveness as its creation is necessary for compliance with the provisions of article 38 of Law 40/2015, of October 1, and article 3 of Royal Decree 1671/2009, of October 6. November, thus allowing the electronic relationship of citizens with Public Administrations with guarantees of full certainty and security. Likewise, the order is under the principles of proportionality and legal certainty, as it contains the essential regulation for the creation of the new electronic headquarters and is the same respectful of the national legal system. In the application of the principle of transparency, the objectives pursued with the order, as well as its contents, are clearly defined. Finally, the order goes by the principle of efficiency by not imposing unnecessary administrative burdens and making proper use of public resources, by providing for the use of technological means already available in the Administration.