An official statement said Thanhawla asked Zoramsangliana to continue with his duties.
Zoramsangliana had submitted his resignation to the chief minister after a Mizoram State Transport bus met with accident near Mizoram-Manipur border Darlawn village on Saturday killing 16 people and injuring 23 others.
The chief minister let known his decision after his return from his native Thenzawl village.