country. >> we don't need an outrageous overreaching mandate to get us to do the right thing. >> reporter: growing backlash to new federal vaccine requirements setting up a legal showdown. >> the biden mandates will be -- >> reporter: under the new rule, workers at private businesses with 100 or more employees must be vaccinated by january 4th or produce a negative covid test weekly and wear a mask. the rule is expected to impact some 84 million employees with employers facing fines of up to $14,000 per violation. even higher for willful violations. >> this is a rule that is not consistent with the constitution and is not legally authorized through congressional statutes. >> reporter: now more than two dozen states are challenging the new rules in court. >> i just think people are so sick of constantly being bossed around, restricted, mandated, all these different things.