Paris-CDG : from March 29th at 11.30pm until further notice, flights operated from Paris-CDG terminal 1, 3, 2C, 2D & 2G are reassigned to others terminals.
Paris-Orly : from March 31th until June 25th, all flights operated are reassigned to Paris-CDG. Paris-Orly will reopen on June 26th.
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Orlyval service is suspended until further notice. 
Le Bus Direct shuttle service traffic is also suspended until furthuer notice. Your alternatives to go to / from the airport: click here

The French government has taken measures to restrict mobility. 
Find more on the French government

Warning: access to the terminals of Paris airports is restricted to employees and passengers (with a reservation).

Paris Aéroport makes you travel safe: find more on health precautions related 

Paris (TUDO)