https://www.hg.org/legal-articles/is-a-polygraph-test-admissible-as-evidence-31737
"In the rare instance that both parties agree that the results of a polygraph exam should be admissible for some reason, the court could allow it as evidence. ...
Nevertheless, for purposes of court procedures, absent a stipulation of the parties, the results of a lie detector test are likely never admissible."