When genetic testing is ordered under AS 25.20.050, test results must be served on all parties to the action at least 20 days prior to any hearing or trial at which such results may be introduced into evidence. The test results must be accompanied by an affidavit, prepared by a qualified person, which addresses the qualifications of the affiant and the validity of the testing procedures and results. Any objection to the test results must be filed and served no later than 10 days before the hearing or trial. If no timely objection is filed, the test results are admissible as evidence of paternity at the hearing or trial without the need for foundation testimony or other proof of authenticity or accuracy.
Rule 90.4.Proceedings to Establish Parentage.
Last verified July 6, 2026
In one sentenceRule 90.4 sets the procedure for using genetic testing in a parentage case — serving the results well before the hearing with a supporting affidavit, and letting unchallenged results come into evidence without further proof.
Full Text of Rule 90.4
Amendment History
(Adopted by SCO 1221 effective September 1, 1995)
Plain-English Summary
When genetic testing is ordered in a parentage proceeding, the test results must be served on every party at least 20 days before any hearing or trial where they might be introduced, accompanied by an affidavit from a qualified person addressing that person's qualifications and the validity of the testing procedure and results. Any objection to the results has to be filed and served no later than 10 days before the hearing or trial. If no timely objection is filed, the results come into evidence as proof of paternity without any need for foundation testimony or other proof of authenticity or accuracy.
Frequently Asked Questions
How far in advance do genetic test results have to be shared before a paternity hearing?
At least 20 days before the hearing or trial, along with an affidavit from a qualified person addressing the testing's validity and the affiant's qualifications.
What happens if nobody objects to the genetic test results?
They're admissible as evidence of paternity without any need for foundation testimony or other proof, as long as no objection was filed and served at least 10 days before the hearing.
Source & verification. The rule text, Amendment History, and Notes are reproduced verbatim from the
official Alaska Rules of Civil Procedure (Alaska R. Civ. P. 90.4). Prescribed by the Supreme Court of Alaska (Alaska Const. art. IV, § 15). The plain-English summary is original and written by us. Last verified July 6, 2026. ·
Official source
Also known as: paternity testing Alaska rulegenetic testing parentage AlaskaAlaska R. Civ. P. 90.4