The present Writ Petition has been filed for quashing the notification issued by the second respondent under Section 4(1) of the Tamil Nadu Acquisition of Land for Harijan Welfare Scheme, Act (Act 31/1978) ( hereinafter referred to as the Act). The issue relates to the property belonging to the petitioner in Survey No. 45/2B to an extent of 0.13.0.hectares, Survey No.49 to an extent of 0.81.0 hectares and Survey No.50/1A to an extent of 0.23.0 hectares in village Nandimangalam. A notice under Section 4(2) of the Act dated 20.12.2000 was issued by the 3rd respondent in the name of the petitioner No.1. Petitioners 2 and 3 are the sons of the petitioner No.1. In the said notice it was indicated that the lands were required for the purpose of providing house sites to Adi-dravidars in the village. As per the notice, the petitioner No.1 was required to attend the enquiry on 8.1.2001. The petitioner No.1 filed a detailed written objection dated 2.1.2001 wherein it was indicated among other things that Government poromboke lands were available for the use of the Adi-dravidars. It was also indicated out of the lands already acquired for Adi-dravidars, several plots were lying va