The exclusionary rule is a legal principle in the United States, under constitutional law, which holds that evidence collected or analyzed in violation of the defendant's constitutional rights is sometimes inadmissible for a criminal prosecution in a court of law.
Freelance interpreters charge anywhere between $15- $60 per hour, depending on skill and demand for interpreters. Staff interpreters at schools make anywhere from minimum wage to $35,000 per year.
In September 2015, Payscale.com released data showing that the median hourly rate for an interpreter with less than one year of experience was $10.73 - $36.25. Annual salaries for professionals of all experience levels ranged from $21,528 - $79,635.