Continued Remuneration Act
In short: The Continued Remuneration Act (EFZG) governs continued pay in case of illness.
In more detail: Employees and trainees continue to receive their pay for up to 6 weeks if they are incapacitated through no fault of their own (after 4 weeks of employment).
In Depth
Duties
Report sick without delay, medical certificate at the latest on the fourth day (the employer may request it earlier). Transmission now runs electronically (eAU). After that the health insurance pays sick pay. See probation and termination, BBiG.
See also: BBiG, Probezeit und Kündigung in der Ausbildung, Occupational Safety and Health Act