At stumps on the second day, Haryana were struggling at 15 for three, with Arup Das (2/5) doing the bulk of early damage. 16 wickets fell during the the second day's play.
Earlier, resuming at overnight 140 for seven, the hosts were bowled out for 168 as Assam medium pacer Krishna Das returned impressive figures of 6/56.
Haryana fought back strongly, bundling out Assam for 120 in 52.2 overs. Ashish Hooda was the most successful bowler for the home side, picking up four wickets for 27 runs. Harshal Patel had three while Mohit Sharma picked up two wickets.
Nitin Saini (11) and Himanshu Rana (0) were the two unbeaten batsmen at the crease when thumps were drawn for the day.
