(a) Before being signed by the declarant or applicant and presented to the authorized officer, mineral patent applications for deposits that are disposable under the Act of December 29, 1916 (39 Stat. 862) must include the following statement:

Patents must contain appropriate notations declaring that the patent is subject to the provisions of the Act of December 29, 1916 (39 Stat. 862), with reference to disposition, occupancy, and use of the land as permitted to an entryman under that Act.