Papatoetoe High, promoted to the 1A championship after their 13-10 win over Tamaki College in last week's promotion relegation battle, face a tough first-up assignment with a trip to play MAGS while Tangaroa, who retained their 1A status with a 15-7 win over last season's 1B winners Dilworth, are away to Sacred Heart.
AGS, beaten by St Kentigern in last season's final, are away to Onehunga High who won last season's national co-ed final.
Thirty matches will be live on the Rugby Channel this season, including next week's North Harbour clash between Rosmini and Massey High.
In other results, Tamaki College were relegated to 1B while Sir Edmund Hillary College beat Howick College 19-18 and Pakuranga College beat Waitakere College 22-6 to gain promotion to 1B, with Howick and Waitakere relegated to 1C.