20. A facsimile of the signature of the Minister, the Deputy Minister or the holders of the positions specified in this Regulation may be engraved, printed or lithographed on any of the documents that the person is authorized to sign under the Act respecting the Ministère de la Culture et des Communications (chapter M-17.1), of this Regulation or of one of the other Acts which is entrusted to the application of the Minister, where those documents are countersigned by a person authorized by the Minister.