No [1], the limit is 12 weeks. Any abortion above 12 weeks is a crime (except for special cases) and the doctor can be held accountable. What you're probably referring to is the fact that the pregnant woman will not be persecuted up until 22 weeks.
https://www.bmfsfj.de/bmfsfj/themen/familie/schwangerschaft-...
It also allows commenters on websites to go “Ackchyually, …”, purposely ignoring the de facto legal situation, focusing on the de jure fiction instead.