Semi-final opponents Leinster A who topped Pool 3 with three wins and a draw will provide stern opposition for Munster 'A'.
In the second semi-final, newcomers Cross Keys have made their first year in the competition a successful one finishing top of Pool 2 just one point ahead of Munster and will face the Cornish Pirates.
The Pirates are the only team in the line-up to have won all four of their pool matches, securing their path to the semi-finals with a win over fellow RFU Championship contenders Nottingham Rugby.
British & Irish Cup semi-finals, April 6-8
Semi-final 1: Leinster A V Munster A
Semi-final 2: Cross Keys V Cornish Pirates
British & Irish Cup Final, April 28
The winner of Semi-final 1 will host the winner of Semi-final 2, meaning that for the first time in the competition's history, an Irish team will stage the British & Irish Cup final.