In a statement Thursday, it says the asset freezes and travel bans were added to the EU's North Korea sanction list to bring the bloc into line with a new U.N. Security Council Resolution.
The EU move means that 62 people and 50 entities, like companies, organizations or banks, are now under sanctions in line with the United Nations list.
The UN Security Council tightened sanctions against North Korea for the missile tests carried out by the country on Saturday.
The EU's sanctions are seen as its efforts to intensify pressure against North Korea amid the escalating war of words between Pyongyang and Washington.
J&K: Encounter underway in Shopian; 2-3 terrorists holed up
Two soldiers have been killed and three injured in the on-going gunfight in South Kashmir's Shopian district. Meanwhile, clashes between security forces and locals have also errupted near the encounter site.
US President Donald Trump said Friday that the US military was "locked and loaded" to deal with the nuclear issue on the Korean Peninsula.
After intercontinental ballistic missile (ICBM) tests of missiles capable of reaching the U.S. mainland were carried out by North Korea last week, the United Nations imposed its "most stringent" restrictions so far with the intention of cutting almost $1bn out of the country's export revenue.
Mogherini's decision came one day after the Council of the European Union broadened a sanction list targeting North Korea in response to its latest test-launch of ballistic missiles. North Korea said it would fire ballistic missiles toward Guam, home to some 7,000 American military personnel.
Kim will "truly regret it and he will regret it fast" if he utters an overt threat at Guam or any territory belonging to the USA or its allies, Trump added.