Heard the learned counsel for the parties.

2. The petitioner, by way of filing this writ petition under Article 226 of the Constitution of India, has prayed for a direction to the respondent authority concern to pay the petitioner all the consequential benefits from the date of his promotion.

3. The short facts are as under; That the petitioner is initially appointed as Class-IV employee after following the procedure provided for appointment and accordingly, they joined the said post in the year 1973. The petitioner has passed his Praveshika examination in the year 1971 and by. the order of the Chief Engineer, Irrigation, Deoghar dated 27.4.81 a gradation list of regular Class-IV employees was prepared and published on 21.8.81 vide memo No. 1712 under the signature of the Chief Engineer, Irrigation, Deoghar in which petitioner find place at SI. No. 149.

4. It is the case of the petitioner that as per Govt. Circular No. 6856 dated 6.10.83 issued by the Secretary, Irrigation Department it is very clear that 20% of vacancy falling in grade III posts was to be filled up from Grade-IV employees on the basis of seniority. It was further mentioned in the said circular that persons a