The Financial Services Authority is asking the Island's businesses to make sure they don't have any connections to Russians named under new sanctions.
Customs and Excise has updated its sanctions list with individuals and groups linked to the war in Ukraine.
They include two Russian hacker groups behind cyberattacks as well as four individuals and two businesses.
Businesses who hold any assets or funds for anyone on the list must freeze them and inform authorities.
High ground could see 4 inches of snow on Saturday night
Mountain Road unlikely to open before Monday
Yellow warning for freezing temperatures tonight
School bangers night called off
AK47 and Uzi handed in to police
"No dispute" over Liverpool Ferry Terminal, says main contractor
More weekend bus strikes to come after 10-day walkout?
Minister to face question about bus strike