Make it a percentage of the annual worldwide turnover like GDPR. Companies have been very quick to make changes with GDPR's fines of up to €20 million, or up to 4% of the annual worldwide turnover of the preceding financial year.
Nobody is changing anything when killing a child only costs them US$30k and their annual revenue is estimated at US$300 million. They also had a US$7.5 million PPP loan forgiven.