www.allynintl.com/en/news-publications/entry/unclaimed-property-why-every-business-should-know-who-they-owe-and-who-owes-them
www.allynintl.com/en/news-publications/entry/unclaimed-property-why-every-business-should-know-who-they-owe-and-who-owes-them
See also:
bit.ly/3yng6YL
www.stateandlocaltax.com/digital-economy/illinois-amends-unclaimed-property-law-to-include-cryptocurrency/#page=1
www.jonesday.com/en/insights/2021/09/crypto-and-the-reach-of-unclaimed-property-laws