www.atyourbequest.com/article.php?p=pennsylvania-permanently-allows-remote-notarization-of-documents
See also:
www.dlapiper.com/en/us/insights/publications/2021/08/remote-notarization-is-here-to-stay/
www.thompsoncoburn.com/insights/publications/item/2021-09-07/illinois-codifies-procedures-for-remote-execution-of-wills