Customs officers revealed over 600 foreigners working illegally in the Czech Republic in raids of accommodation facilities, catering establishments, and automotive and processing plants that took place over the past two months. Sixty-seven workers had no residence permit and 241 had no work permit, General Customs Directorate spokeswoman Hana Prudičová told ČTK. Employers face fines of up to several million crowns for labor law violations. "During the checks, customs officers uncovered 607 foreigners violating the law. In 299 cases, the employers did not meet the duty to inform the respective labor office's regional branch (about the foreigners' employment)," Prudičová said. The highest number of illegal work activities (113) was revealed in the Pilsen region.