The police are investigating 67 suspects in the large-scale raid for illegal transfers of millions.
They are said to be members of an international network that the investigators classify as a criminal organization.
More than 80 objects in 25 cities were searched on Wednesday, the investigators said in Düsseldorf on Wednesday.
Arrest warrants were carried out against eleven suspects.
Düsseldorf - The focus of the measures was North Rhine-Westphalia.
The suspects are said to have laundered funds from criminal offenses with illegal payment services.
According to preliminary estimates, the transaction volume is around 140 million euros.
The accused are also accused of wrongly drawing social benefits, failing to pay social security contributions and taxes, and helping each other to cover up.
In addition, acts of violence such as armed robbery and hostage-taking are said to have been committed by the ranks of the suspects in order to collect money.
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Riots during the demonstration "We are all LinX"
At a demonstration by several thousand people in Leipzig under the motto “We are all LinX”, riots broke out on Saturday.
The building of the Leipzig Police Department was pelted with beer bottles and firecrackers.
Several bank buildings and the facade of a house with student apartments were also thrown with stones.
Individual demonstration participants repeatedly collected cobblestones along the route in the south of Leipzig and hurled them against windows.
Riots during the demonstration "We are all LinX"
Man attacks 19-year-olds with knife and dog
A man from Hanover attacked a 19-year-old with a knife and his dog.
The 45-year-old attacked the younger man on Sunday afternoon on the street, the police said on Monday.
Accordingly, the perpetrator and the victim would probably have known each other.
A witness finally rushed to the aid of the attacked.
Man attacks 19-year-olds with knife and dog
Arrest warrants after joint attempted manslaughter
In Köthen (Anhalt-Bitterfeld district), the police and public prosecutor's office are investigating suspicions of joint attempted manslaughter.
On Wednesday last week there should have been a dispute between two groups of people for reasons that are still unknown, as the police and public prosecutor announced on Monday in Dessau-Roßlau.
Arrest warrants after joint attempted manslaughter
A 39-year-old Syrian was also arrested as a suspected terrorist.
He is said to belong or have belonged to the Islamist Al-Nusra Front and is being persecuted separately.
More than a thousand police officers were on duty on Wednesday, including special forces.
In addition to evidence, assets of over two million euros were secured.
The investigators want to announce more details in the afternoon.
dpa
