Welcome to New York’s “judicial hellhole.” Antiquated, inane or plaintiff-friendly Empire State laws that are costing taxpayers and companies an estimated $89 billion a year have also made life hell for everyday New Yorkers.They include two Suffolk County sisters whose dream of running a Dairy Queens was threatened by a lawsuit filed under a decades-old law that forced them to shell out $780,000 and construction companies compelled to pay out even when workers are injured because of their own negligence.Attorneys have also apparently been taking advantage of the bloated legal system, including one Long Island-based lawyer recently admonished by a Florida judge.Here are three cases of life in judicial hell:Running a Dairy Queen should have been sweet for Suffolk County sisters Michelle Robey and Patricia DeMint.“This was literally a dream for my sister,” Robey told The Post Thursday.“When we opened, we had sweatshirts that said, ‘Dreams do come true.’”But all that melted away when they were slapped with a multi-million dollar class action lawsuit, alleging they broke an antiquated state law that requires manual laborers to be paid on a weekly basis.The suit came after a court ruled that a construction company had to pay up 100% of wages over six years, even though they were actually paid.Robey and DeMint, as with most business owners, were clueless of the obscure law when they opened their Medford DQ and started paying workers every two weeks.They later learned the hard way how the law would affect their soft serve business.An allegedly troubled employee filed a case over overtime payments, which soon blizzarded into the $6 million class action case, accusing them of breaking the antiquated weekly pay law for years.“It is incomprehensible to us that this can really be a thing, because the worst part about it is that not only can these employees now bring a private right of action – which is fine – but… they have decided that the penalty for...