Tickets for the matches are £10 for adults and £5 for OAPs and Under 16s. Tickets are available from the semi-finalist clubs or by calling WRU ticket office on 02920 822426 / firstname.lastname@example.org
The SWALEC Plate semi-finals will take place at Glynneath RFC where Maesteg take on Loughor, and Llanharan RFC where Kenfig Hill play Llantwit Fardre for a place in the Millennium Stadium final.
In the SWALEC Bowl, Senghennydd play Trebanos at Rhymney RFC and Abercarn play Pontardawe at Merthyr Tydfil RFC. All SWALEC Plate and Bowl semi-finals will take place at 2.30pm on Saturday 17 April.
Tickets for the those games are £5 for adults and £2 for children and OAPS and will be available on the gate on match day only.
All three SWALEC finals will take place at the Millennium Stadium on Saturday 8 May.