This information was given in the House by minister of State for Urban Development Deepa Dasmunshi in reply to a question.
Replying to another question, she said there had been three reported cases of corruption in the Delhi Development Authority this year.
There had also been 1106 cases of irregularity during the same period, the minister said.
In response to another question, Dasmunshi said no ex-bureaucrats or others were living illegally in bungalows in the Lutyen's zone in Delhi barring one single case.