B.K. Sharma, J.

1. The Petitioners, who are presently working as Asstt. Executive Engineers under the Respondents, are aggrieved by fixation of their seniority below the private Respondents i.e. Respondents No. 4 to 10 in the provisional Gradation List circulated under Annexure-E notification dated 17.8.2002. The Petitioners are also aggrieved by the Annexure-F Office Memorandum dated 12.3.2002, issued by the Government of Assam in the Department of Personnel on the subject of fixation of Seniority of Reserved candidates vis-a-vis general candidates in promotional posts. The basic challenge in the writ petition is the said memorandum dated 12.3.2002 following which the seniority of the Petitioners vis-a-vis the private Respondents have been assigned in the impugned provisional gradation list circulated vide the impugned Annexure-E notification dated 17.8.2002.

2. Before the impugned gradation list was issued, there was another gradation listed dated 19.5.2001 (Annexure-D) in which the Petitioners were shown senior to the private Respondents, they having occupied positions at SI. No. 91, 95, 92, 94, 96 and 93 respectively as against the seniority positions assigned to the priv