law/ not law

What is the name of your state? ny,pa,nj
is there any law that your employer can look at you creit history
before he or she hires you ..?

There is no law that prohibits an employer from checking a candidate's or employee's credit history but there is a law which the employer must comply with if they use an outside agency to perform the check. Do an internet search on the Fair Credit Reporting Act (FCRA) to acquaint yourself with the particuilars.