https://www.osha.gov/sites/default/files/publications/OSHA4157.pdf depending on the ruling by scotus on the osha vax mandates, these are the penalties that they are threatening to the ones who lie about their vax status to their employer. $10,000 fine and not more than 5 years imprisonment.
this is just for those that are unaware
OSHA has no legal authority to levy fines. That authority lies with Congress.