The provisions of R.S. 42:141 shall not apply to any person elected, or appointed to any public office while serving in the military service of the United States outside the continental limits of the United States.
These persons shall qualify for office by:
In any case the oath and bond may be signed and executed before any commissioned officer of the military service of the United States, with the same force and effect as if before a notary public within this state.
La. Public Officers and Employees § 42:142