Liquor shops across Noida and Greater Noida in Gautam Buddh Nagar constituency will remain closed for 48 hours, from 6 pm on Wednesday to 6 pm on Friday, in view of the Lok Sabha elections. Gautam Buddh Nagar is scheduled to go for polls on April 26. "Excise officials are continuously monitoring liquor sales," district's Excise Officer Subodh Srivastava said.