1. Except as provided in subsection 2 and in sections 12.1-04.1-09 and 12.1-04.1-26, information obtained as a result of examination of a defendant by a tier 1a mental health professional conducted under section 12.1-04.1-05 is not admissible over objection of the defendant in any proceeding against the defendant.

2. Subject to the limitation in section 12.1-04.1-15, information obtained from an examination of the defendant by a tier 1a mental health professional conducted under section 12.1-04.1-05 is admissible at trial to rebut evidence introduced by the defendant obtained from an examination of the defendant by a tier 1a mental health professional or to impeach the defendant on the defendant's testimony as to mental condition at the time of the alleged offense.