A. Rajasekhar Reddy, J.

1. All these batch of writ petitions raises a common question of law and fact and hence, they are clubbed, heard together and being disposed of by this common order. It would suffice to take WP No. 21580 of 2008 as lead case as the writ is filed by the declarants and covers the lis in other writ petitions as well.

WP No. 21580 of 2008 is filed seeking to issue a writ of mandamus to invalidate the proceedings issued under Sections 8(1), 8(4), 10 (1), 10 (3) and 10 (5) of the Urban Land (Ceiling and Regulation) Act, 1976, (for short, 'the ULC Act') and the panchanama dated 04-03-2008 in CC No. F1/9875/76 on the file of 2nd respondent-Special Officer & Competent Authority, Urban Land Ceiling, Hyderabad, and for issuance of appropriate consequential directions, in the interest of justice.

2. Case of the petitioners is that N. Linga Rao, 1st petitioner (since deceased) per LRs, petitioners 2 and 3 (sons) and a pre-deceased son by name N. Krishna Rao constituted hindu un-divided family. That the joint family of N. Linga Rao owned and possessed several extents of lands in Kukatpally, Moosapet, Kondapur and Kothaguda villages in Ranga Reddy District. N. Linga Ra