Why is Chelsea banned from transfers?

Related questions

1. Can Chelsea buy players?
2. What is a transfer ban in football?
3. Will Chelsea sign new players?
4. Who has more trophies between Arsenal and Chelsea?
5. Will Pulisic start at Chelsea?
6. Why do Chelsea have a lion on their badge?
7. Why is Chelsea called the blues?
8. Who has won the Champions League the most?
9. How many UCL does Chelsea have?
10. How does football club make money?

Tags

1. #after
2. #dealings
3. #market
4. #appeal
5. #serious
6. #their
7. #rules
8. #windows
9. #systemic
10. #chelsea
11. #found
12. #under
13. #swiftly
14. #would
15. #players
16. #overseas
17. #transfer
18. #guilty
19. #banned
20. #regarding
21. #breach