The United Rugby Championship fixture schedule has been released for the 2023/24 campaign. All four Irish provinces return to club rugby action in October after completion of the World Cup in France.
Leinster begins the 2023/24 season away to Glasgow Warriors in Scotstoun on Saturday, October 22.
Back-to-back games follow in the RDS, with Cell C Sharks (October 28) and Edinburgh (November 4) visiting Dublin.
The first Interprovincial match of the season sees URC Champions Munster head to Aviva Stadium on the evening of Saturday, November 25 in Round 6.
URC champions Munster will begin their title defense on Saturday, October 21, when they host the Cell C Sharks from Durban at 17:15 in Thomond Park.
Munster will also head to the Kingspan to face Ulster on Friday, November 10.
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Pete Wilkins Connacht will start their campaign against Ospreys on Friday, October 21.
Connacht's first provincial derby will be against Ulster on Sunday, November 12. They face Munster in the following game week.
Ulster kicks off their campaign away against Zebre Parma at Stadio Lanfranchi on Saturday, October 21.
Dan McFarland's men will also take a New Year's Day trip to the RDS Arena to face Leinster.
The regular season concludes with back-to-back Interprovincial matches, as Leinster travels up the M1 to face Ulster in Round on May 17-18, followed by the Round 18 match at home to Connacht on May 31.
The top eight teams advance to the Play-Offs, with the Grand Final scheduled to take place on Saturday, June 22.
Full fixtures for each side can be found below