Then I'll quote the article: "In the United States of America, (where polygraph testing is a growth industry) the admissibility of lie detector test results is

Then I'll quote the article: "In the United States of America, (where polygraph testing is a growth industry) the admissibility of lie detector test results is determined by courts and legislators on a State by State basis. In the Federal legal system, test results are inadmissible as substantive evidence. Whilst some States have allowed test results in criminal trials, States such as such as California have prohibited the admission of such evidence unless all parties consent to its admission."