Two new unauthorised colonies have been identified in the urban area of Panchkula, and notices have been issued under the law, District Town Planner Babita Gupta told a district-level committee meeting on Wednesday. Complaints were also sent to the police for registration of FIRs in three cases.Deputy Commissioner Satpal Sharma, who chaired the meeting at the Mini-Secretariat, directed the departments concerned to conduct regular enforcement drives and ensure that encroachments did not.