The Blues have been banned from registering players for two consecutive transfer windows for 29 incidences of breaching article 19, which relates to the transfer of players aged under 18.
The London club were also fined 600,000 Swiss francs (over £460,000), while the FA has been fined 510,000 Swiss francs (over £390,000) for breaching the rules in connection with minors.
The FIFA Disciplinary Committee has sanctioned the English club Chelsea FC and The Football Association for breaches relating to the international transfer and registration of players under the age of 18. Read more on @FIFAcom https://t.co/iTpcozM7Mz
— FIFA Media (@fifamedia) February 22, 2019