IN THE SUPREME COURT OF THE DEMOCRATIC SOCIALIST REPUBLIC OF SRI LANKA In the matter of an application under and in terms of Articles 17 and 126 of the Constitution of the Democratic Socialist Republic of Sri Lanka.

1. J. P. Jayasena Halmillakulama, Nachchaduwa, S.C. (F/R) No. 166/2017 with S.C. (F/R) Anuradhapura.

Nos. 155/2017, 156/2017,157/2017, 158/2017, 159/2017 & 12/2017

2. M.M.M. Heerath Nallamudawa, Eppawala.

3. S.S.P. Weerasinghe Halmillakulama, Nachchaduwa, Anuradhapura.

4. P. Ranathunga No. 104, Pahala kuruvita, Hidogama.

5. A.R. Bandara Mawatha wewa, Eppawela.

6. G.W. Bandara Kusawa, Nachchaduwa.

7. H.P.S.K. Wickramasinghe Pansala laga Niwasa, Ihala wewa, Galkulama.

8. H.B. Udayarathna Selesthi Maduwa, Nachchaduwa.

9. H.M.A. Ananda No. 61, Mawatha Wewa, Eppawala.

10. D.J.B. Jayawardana Nachchaduwa wewa para, Ponimankulama, Galkulama.

11. H.P.D. Kaldera Ihala Katugampola, Hidogama.

12. P.G.B.U. Weerasinghe No-2 B, Nithulgollawa, Hurulunikawewa.

13. W.A.P.S. Wanniarachchi L.B. Janapadaya, Megoda Wewa.

14. D.M.U.P. Bandara No-487, C Yaya, Padavi-Parakramapura.

15. J.T. Kumara No-48, Nuwara Elliya Janapadaya, Padikara Maduwa.

16. W.K.G.P. Walpita No. 147, Kekirawa road, Galenbidhunuwewa.

17. S.C.S Udaya Kumara Mahadiulwewa, Namalpura, Galenbidhunuwewa. 18. A.G.A Dayananda No-252/B, Padikara Maduwa, Galenbidunuwewa.

19. K.T.L. Perera No-101, A, Yaya, Padavi-Paraktamapura. 20. G.K.R. Indika Kumara Diwara Gammanaya, Govipalapara, Padaviya.

21. U.A.N. Chamara Wewapara, Padaviya.

22. S.A.D. Dinesh Bandara

1 Kanuwa, Padaviya.

23. H.P. Jayaweera No. 117, 40 Kolaniya, Padavi-Parakramapura.

24. M.R.A.P. Jayakodi No-94/B, Padavi-Parakramapura.

25. M.P.C.S Kumara No-93/B, Padavi-Parakramapura 26. G.W. Weerasekara No-2260, Yaya 11, Padavi Sri Thissapura.

27. R.D. Krishantha

1 Kanuwa, Padaviya.

28. S.R. Nawarathna No-99, A Yaya, Padaviya.

29. H.M.G. Jayathilaka D-9, Ala Para, C Yaya, Padavi-Parakramapura.

30. S.D.A.G. Chathuranga No-112/B, Padavi-Parakramapura.

31. U.G.A. Bandaranayaka No. 498, C Yaya, Padavi-Parakramapura. 32. R.M.S.D. Ranasinghe No-382-A, Maithree Mawatha, Padavi Parakramapura.

33. H.M.R. Jayathilaka D-9, Ala para, B Yaya, Padavi-Prakramapura.

34. P. Anura Dissanayake Kuruketuwewa, Kebithigollewa.

35. W.V.C. Kumara Kandagasgoda, Karadagoda, Uyangoda, Mathara.

36. M.M. Tharanga Sisira Kumara Isuru Kerennagolla, Theliggavila.

37. M.G.P.M. Kumara 126, Mudune Gedara, Akurassa.

38. H.M. Lakman Willapaththinige Waththa, Kanampitiya, Gandara.

39. P.K. Nishantha No-101, Bandarayakepura, Kekanadura, Mathara.

40. H.P. Upali No. 18 ½, Sidevi, Suriyagama, Suriyara, Thanamalwila.

41. W.H.D.N. Gamage Ella Road, Nuganalawa, Nuwara Eliya.

42. W.A.C. Priyadarshani

12 Warimarga Nivasa, Hawa Eliya, Nuwara Eliya. PETITIONERS vs.

1. M. Thureisinghham Director General, Department of Irrigation, 230, Bauddhaloka Mawatha, Colombo 7.

1A. S. Mohanrajah Director General, Department of Irrigation, 230, Bauddhaloka Mawatha, Colombo 7.

1B. Nihal Siriwardhana Director General, Department of Irrigation, 230, Bauddhaloka Mawatha, Colombo 7.

2. D.D. Ariyaratne Secretary, Ministry of Irrigation & Water Resources Management, No. 11, Jawatte Road, Colombo 05.

2A. Sisira Kumara Secretary, Ministry of Irrigation & Water Resources Management, No. 11, Jawatte Road, Colombo 05.

2B. K.D.S. Ruwanchandra Secretary, Ministry of Irrigation & Water Resources Management, No. 11, Jawatte Road, Colombo 05.

2C. Anura Dissanayaka Secretary, Ministry of Irrigation & Water Resources Management, No. 11, Jawatte Road, Colombo 05.

3. The Attorney General Attorney General’s Department, Colombo 12.

RESPONDENTS In the matter of an application under and in terms of Article 126 of the Constitution read together with Article 17 of the Constitution of the Democratic Socialist Republic of Sri Lanka

1. Kuruppu Arachchige Chathuri S.C. (F/R) No. 155/2017 Niroshika No. 304/27/3, Pinnagollawatta, Nittambuwa.

2. Ranhoti Bandaralage Manjula Madumanthi No. 89, Rajawewa, Ampara.

3. Nambi Kandage Nayana Thushari No. 427, Batuwaththa, Raga