The 2022 Six Nations kicks off in early February, with Ireland hosting Wales in their first game.
Andy Farrell will name his training squad ahead of the tournament on January 19.
Fans and politicians are hopeful that the Aviva Stadium will be allowed to have crowds back at full capacity for Ireland's opening match next month.
Here's everything you need to know:
Where does it start?
The tournament kicks off on Saturday, February 5, when Ireland host Wales at the Aviva Stadium.
Fixtures
ROUND ONE
Ireland v Wales.... Aviva Stadium (Dublin).... Saturday, February 5.... 2.15pm GMT.
Scotland v England.... BT Murrayfield (Edinburgh).... Saturday, February 5.... 4.45pm GMT
France v Italy.... Stade de France (Paris).... Sunday, February 6.... 3pm GMT
ROUND TWO
Wales v Scotland.... Principality Stadium (Cardiff).... Saturday, February 12.... 2.15pm GMT
France v Ireland.... Stade de France (Paris).... Saturday, February 12.... 4.45pm GMT
Italy v England.... Stadio Olimpico (Rome).... Sunday, February 13.... 3pm GMT
ROUND THREE
Scotland v France.... BT Murrayfield (Edinburgh).... Saturday, February 26.... 2.15pm GMT
England v Wales.... Twickenham (London).... Saturday, February 26.... 4.45pm GMT
Ireland v Italy.... Aviva Stadium (Dublin).... Sunday, February 27.... 3pm GMT
ROUND FOUR
Wales v France.... Principality Stadium (Cardiff).... Friday, March 11.... 8pm GMT
Italy v Scotland.... Stadio Olimpico (Rome).... Saturday, March 12.... 2.15pm GMT
England v Ireland.... Twickenham (London).... Saturday, March 12.... 4.45pm GMT
ROUND FIVE
Wales v Italy.... Principality Stadium (Cardiff).... Saturday, March 19.... 2.15pm GMT
Ireland v Scotland.... Aviva Stadium (Dublin).... Saturday, March 19.... 4.45pm GMT
France v England.... Stade de France (Paris).... Saturday, March 19.... 8pm GMT
Tickets
Tickets for the Six Nations are distributed through the four provincial branches to rugby clubs and schools. Thereafter, any remaining tickets are sold through the Irish Rugby Supporters Club on ticketmaster.ie
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