Rule text
(a) Defenses to be Asserted. Every defense, in law or fact, shall be asserted in the responsive pleading except that the following defenses may be asserted by motion: (1) lack of jurisdiction over the subject matter; (2) lack of jurisdiction over the person; (3) improper venue; (4) insufficiency of process; and (5) insufficiency of service of process.
(b) Waiver or Preservation of Certain Defenses. A defense of lack of jurisdiction over the person, improper venue, insufficiency of process, or insufficiency of service is waived if omitted from a responsive pleading or not made by motion. Whenever the court finds that it lacks jurisdiction over the subject matter, the court shall dismiss the action.