Section 419B.866 - Signing pleadings required; effect of signing or not signing(1) If a party is represented by an attorney, every answer, motion and other paper of the party must be signed by an attorney of record who is an active member of the Oregon State Bar. If a party is not represented by an attorney, the party shall sign the petition, answer, motion or other paper and state the address of the party. Only petitions need be verified. Motions must be accompanied by an affidavit unless the parties agree otherwise.(2) If a petition, answer, motion or other paper is not signed, it must be stricken unless it is signed promptly after the omission is called to the attention of the pleader or movant.(3)(a) Except as otherwise provided in paragraph (d) of this subsection, by signing, filing or otherwise submitting an argument in support of a petition, answer, motion or other paper, an attorney or party makes the certifications to the court identified in paragraphs (b), (c) and (d) of this subsection and further certifies that the certifications are based on the person's reasonable knowledge, information and belief formed after the making of any inquiry that is reasonable under the circumstances.(b) A party or attorney certifies that the petition, answer, motion or other paper is not being presented for any improper purpose including, but not limited to, harassing or causing unnecessary delay or needless increase in the cost of litigation.(c) An attorney certifies that the claims and other legal positions taken in the petition, answer, motion or other paper are warranted by existing law or by a nonfrivolous argument for the extension, modification or reversal of existing law or the establishment of new law.(d) A party or attorney certifies that the allegations and other factual assertions in the petition, answer, motion or other paper are supported by evidence. An allegation or other factual assertion that the party or attorney does not wish to certify is supported by evidence must be specifically identified. The party or attorney certifies that the party or attorney reasonably believes that an allegation or other factual assertion so identified will be supported by evidence after further investigation and discovery.