A Berlin court ruled that officials must investigate the claims of those arriving from neighboring E.U. countries, dealing a blow to the government’s attempt to reduce land migration.

Germany has acted unlawfully by turning away asylum seekers at the border, a Berlin court ruled on Monday, citing a case in which border police expelled three Somalis who tried to enter the country from Poland.

A Berlin court ruled that Germany’s controversial move to refuse entry to some asylum seekers is unlawful in a setback for Chancellor Friedrich Merz’s tougher stance on migration.