A squad of 19 players travelled from England to Paris on Tuesday lunchtime.
Samuel Eto’o continues to be unavailable due to the hamstring problem that forced his early withdrawal from the win over Arsenal and absence from the weekend game at Crystal Palace.
Ashley Cole remains out with a knee ligament injury suffered in training prior to the home game against Tottenham last month.
Ramires, currently serving a three-game suspension from domestic football, is available for Champions League action, however Nemanja Matic and Mohamed Salah are not having played in the competition this season for their previous clubs.
The travelling squad is:
Petr Cech, Mark Schwarzer, Hilario, Branislav Ivanovic, David Luiz, Gary Cahill, John Terry, Nathan Ake, Cesar Azpilicueta, Tomas Kalas, Ramires, Frank Lampard, Oscar, John Mikel Obi, Eden Hazard, Willian, Andre Schurrle, Fernando Torres, Demba Ba.
Jose Mourinho and one of the players will be speaking to the media at the Parc des Princes at approximately 5.30pm UK time. The conference can be followed via our @chelseafc Twitter account.
The players will then train in the stadium.