"A Joint Director level employee has been found positive for COVID-19. Three more employees were found yesterday. Contact tracing is being done by district authorities as per protocol. The building has been sealed. A disinfection drive will be carried out," a senior NDMC official said.
"Meanwhile, all employees will be working from home till building premises completely sanitised and reopened," the official added.
Three employees of the NDMC had tested positive for COVID-19 on Wednesday, prompting the civic body to seal a floor of its headquarters in Lutyen's Delhi and a section of another building housing its office in Gole Market.
Earlier three employees of the NDMC, including a sanitation worker and engineer, had tested positive for COVID-19.
Last week, a doctor at an NDMC dispensary had tested positive for COVID-19, following which the premises of the health facility was sealed. GJS GJS DV DV