Petition under Article 226 of the constitution of lndia praying that in the circumstances stated in the affidavit filed therewith, the High court may be pleased to issue a writ, order or direction more particularly one in the nature of writ of Mandamus declaring the impugned prodgs.Rc.No. DrDolAl2}3t2o21, dated 4-2-2021 issued by the District rribal Development officer, Sangareddy District, in pushing down the seniority of the petitioner by applying Rule 16 (h) of the state and Subordinate service Rules is illegal, arbitrary, unjust, violative of Articles 14, 16 and 21 of the constitution of lndia besides being opposed to the dictum of law and consequently set-aside the same and hold that the petitioner is entifled for fixation of his seniority in the category of Hoster werfare officer Grade-l as per his merit and ranking obtained in the serection process without reference to passing of departmental tests with al consequentiar benefits including promotion to the post of Hostel Welfare Officer Grade-l on that basis.