Subsection (6) of this section shall not apply to licenses which have already been issued as of July 1, 1985.
The term shall be determined at the time of issuance of the permit, or as soon thereafter as practicable if adequate information is not then available. The term shall commence upon application of water to beneficial use. The term, once established, shall not thereafter be modified except in accordance with due process of law prior to expiring.
Idaho Code § 42-203B