Which violates their registrar agreements:
> Registered Name Holders must be able to transfer their domain name registrations between Registrars
(Note that sections 3.7-3.9 do allow registrars to deny transfers, f.e. given "evidence of fraud", but given that they reinstated the domains I doubt they have evidence of fraud.)
https://www.icann.org/resources/pages/transfer-policy-2016-0...