Iran lead Group B with 6 points and a +5 goal difference; a draw secures their final berth
Tajikistan sit third with 3 points and must win convincingly to reach the final
Iran have won all four previous meetings against Tajikistan, including a 6-1 friendly win in 2012
Team Melli have scored 6 goals and conceded just 1 in the tournament so far
Tajikistan risk missing out on the third-place playoff, with India and Afghanistan close behind