"All liquor shops, including model shops that are outside coronavirus hotspots or containment zones, can now remain open from 10 am to 9 pm, the official added.
Consumption of liquor at public places is a punishable offence, according to the order.
There are currently 83 containment zones in Gautam Buddh Nagar -- 52 of them in category I and 31 in category II.
A containment zone in an urban area covers 250 metres in radius which can include a sector or a residential tower, if there is a single positive case of coronavirus (category I) and exceeds to 500 metres along with a 250 metre buffer zone if multiple cases (category II), according to the officials.
However, in rural areas, an entire village will be a containment zone if there is one case, and if there are multiple cases, then the adjoining village will be taken as a buffer zone, they said.
Non-essential movement in or out of a containment zone gets restricted besides increased vigilance and action by the health department for contact tracing and preventing measures against COVID-19, the officials added.
Gautam Buddh Nagar has so far recorded 470 positive cases of coronavirus, including seven deaths, according to official figures.