For the registration at a secondary school parents can choose between the types of school integrated secondary school, community school or grammar school after a consultation and recommendation by the elementary school. Parents can freely choose the desired secondary school for their child. The school can also lie in a different district than the place of residence. There is also freedom of choice for the type of school.
The online search directory helps to find the right school (https://www.berlin.de/sen/bildung/schule/berliner-schulen/schulverzeichnis/).