BRUSSELS — Responding to the detention final month of a younger opposition journalist, European Union overseas ministers had been anticipated on Monday to impose additional sanctions on the Belarus authorities of President Aleksandr G. Lukashenko for its abuses of human rights.

The fourth spherical of sanctions would hit vital components of the Belarus economic system — banking, oil and tobacco and, notably, the potash business — and symbolize an effort to broaden the punishment by penalizing organizations slightly than simply people chargeable for repression.

The ministers are assembly on Monday in Luxembourg to vote on the sanctions, that are anticipated to be confirmed by heads of state and authorities after they meet in Brussels later this week.

“We are going to approve the package deal of recent sanctions, which is a wider package deal,” mentioned Josep Borrell Fontelles, the European Union’s foreign-policy chief. He mentioned greater than 80 people and organizations could be focused with a ban on journey to the European Union and asset freezes.

The Europeans imposed earlier rounds of sanctions after Mr. Lukashenko claimed a re-election victory in an August election broadly seen as fraudulent after which crushed a preferred rebellion, however the newest spherical was triggered by the detention of Roman Protasevich, a younger dissident journalist who was central in reporting on and coordinating final 12 months’s protests.

Mr. Protasevich, 26, and his girlfriend, Sofia Sapega, 23, had been arrested on Might 23 after the Belarusian authorities forced a passenger jet flying between Greece and Lithuania, each member states of the European Union, to land in Minsk, claiming that there was a bomb on board.

Since his arrest, Mr. Protasevich — visibly bruised, regardless of thick make-up — has been heard and seen in recordings and at news conferences wherein he has praised Mr. Lukashenko in a uninteresting voice.

The sanctions checklist consists of judges and prosecutors who’ve been concerned in sentencing protesters; members of Parliament and the federal government; and law-enforcement officers and enterprise executives related to the federal government.

After a breakfast assembly on Monday morning between the overseas ministers and Svetlana Tikhanovskaya, the Belarus opposition chief, Overseas Minister Heiko Maas of Germany made clear that the European Union would take a broader strategy.

“We are going to now not simply sanction people,” he mentioned. “We are going to now additionally impose sectoral sanctions — which means that we are going to now get to work on the financial areas which are of explicit significance for Belarus and for the regime’s earnings.”

Mr. Maas mentioned that the 27 member states had been united on the brand new sanctions. “We wish to make very, very clear to Lukashenko that there isn’t any going again,” he mentioned.

Overseas Minister Jean Asselborn of Luxembourg pushed for sanctions on potash exports, describing them as essential. “The important thing phrase, I believe, is potash,’’ he mentioned. “We all know that Belarus produces very a lot potash, it is among the largest suppliers globally, and I believe it will harm Lukashenko very a lot if we managed one thing on this space.”

Sanctions on the monetary sector will embrace bans on new loans, investments by European Union traders seeking to commerce securities or shopping for short-term bonds in Belarus, and funding providers from banks within the bloc. E.U. export credit will even finish.

Exports of potash, vital for fertilizer, are a serious supply of overseas foreign money for Belarus, and the state agency Belaruskali says it produces 20 % of the world’s provide.

The E.U. statistics company mentioned the bloc imported $1.5 billion value of chemical compounds together with potash from Belarus final 12 months, in addition to greater than $1.2 billion value of crude oil and associated merchandise reminiscent of gas and lubricants.

Austria, which has vital banking pursuits in Belarus by means of Raiffeisen Financial institution, had held out in opposition to monetary sanctions, insisting that they not hurt bizarre Belarusians, however lastly went alongside.

“With this settlement the E.U. is sending a transparent and focused sign in opposition to the Belarusian regime’s insufferable acts of repression,” the Austrian Overseas Ministry mentioned in an announcement on Friday.

Since final 12 months, the European Union has already imposed three rounds of sanctions on Belarusian people, together with Mr. Lukashenko, and after the hijacking, the European Union banned Belarusian airways from its airspace and requested European airways to not fly over Belarus.

There was little signal, nevertheless, that the sanctions have altered the insurance policies or habits of Mr. Lukashenko’s authorities.

Requested Monday morning about what these sanctions are anticipated to perform, Mr. Borrell mentioned the brand new sanctions would improve the stress for change.

“Sanctions are a means of placing stress on the federal government of Belarus,” he mentioned. “And these are going to harm the economic system of Belarus, closely. What do you anticipate while you punish one thing? To vary their habits.”

Individually, on Monday, European leaders renewed sanctions in opposition to Russia in response to the annexation of Crimea and Sevastopol from Ukraine, extending them for an additional 12 months.