The Delhi Development Authority (DDA) issues a strict warning regarding illegal occupation, construction, and encroachment on land vested in or owned by the DDA. Violators will face immediate summary removal without prior notice, recovery of all demolition expenses as arrears of land revenue, and criminal prosecution through FIRs. Members of the public can visit dda.gov.in or use the DDA-311 Mobile Application to verify legal land status and report unauthorized activities.