1. Subject to the other conditions of validity that may be prescribed by law, a member of the personnel of the department and the holder of a position mentioned below are authorized, insofar as they act within the limits of their duties, to sign alone, with the same authority as the Minister, any deed, document or writing listed in the following provisions.
Such a deed act, document or writing is binding on the Minister and may be attributed to the Minister as if signed by the Minister.
The foregoing also applies where the deeds, documents or writings are signed by a person authorized in writing to hold one of the positions mentioned below on an interim or provisional basis.