Satish K. Agnihotri, J.

The instant appeals arise from the common order dated 9.4.2015 passed in W.P. Nos. 16935, 16986, 17875, 33234 and 33235 of 2014. Notwithstanding service of notice and also names printed in the cause list, none has chosen to appear, except the respondent in W.A. No. 857 of 2015.

2. The writ petitioners filed the writ petitions separately, seeking to quash the G.O.Ms. No. 534, Home (Courts II) Department dated 5th August, 2014, wherein by notification the State Government, exercising powers conferred by sub-section (1) of Section 22 of the National Investigation Agency Act, 2008 (Central Act 34 of 2008) read with sub-section (1) of section 11 of the said Act, constituted a Special Court at Chennai (Poonamallee) for the trial of the following cases :

"(i) Vellore North Police Station Crime Number.599/2013 (Vellaiyappan murder case)

(ii) Hasthampatty (Salem City) Police Station Crime Number.297/2013 (Auditor Ramesh murder case)

(iii) Tirunelveli Crime Branch CID, Crime Number.01/2013.

(iv) Thideer Nagar Police Station Crime Number. 554/2013.

(v) Thirumangalam Taluk Police Station Crime Number 237/2011. (Planting of pipe bomb in the route of Tr.L.K. Advani).

(v