§ Evid R 607 Impeachment
Evid R 607 Impeachment
(A) Who may impeach
The credibility of a witness may be attacked by any party except that the credibility of a witness may be attacked by the party calling the witness by means of a prior inconsistent statement only upon a showing of surprise and affirmative damage. This exception does not apply to statements admitted pursuant to Evid. R. 801(D)(1)(a), 801(D)(2), or 803.
(B) Impeachment: reasonable basis
A questioner must have a reasonable basis for asking any question pertaining to impeachment that implies the existence of an impeaching fact.