Wyo. Stat. § 41-4-312 (2026)

notice to superintendent; time limits; affidavit; notice of
hearing generally.

Should any person, corporation or association of persons owning
any irrigation works, or claiming any interest in the stream or
streams involved in the adjudication, desire to contest any of
the rights of the persons, corporations or associations who have
submitted their evidence to the superintendent as aforesaid;
such persons, corporations or associations shall, within fifteen
(15) days after the testimony so taken shall have been opened to
public inspection, in writing, notify the superintendent of the
water division in which is located said irrigation works or
stream or streams, stating with reasonable certainty the grounds
of their proposed contest, which statement shall be verified by
the affidavit of the contestant, his agent or attorney, and the
said division superintendent shall notify the said contestant
and the person, corporation or association whose rights are
contested, to appear before him at such convenient place as the
superintendent shall designate in said notice.