JUDGMENT Sri Vijay Bahuguna, J. - Heard counsel for the parties. 2. By means of the present writ petition under Article 226 of the Constitution, the petitioner is challenging the validity of the order of reversion, dated 16 April 1991. The petitioner has been reverted to the post of ward boy. In the counter- affidavit filed on behalf of the respondents, it has been stated that the petitioner's promotion was illegal as he was not qualified and eligible to the post of vaccinator as he had no training certificate. The petitioner was promoted on 5 June 1986 and as such it was obligatory on the part of the respondents to have followed the principles of natural justice before reverting the petitioner. The impugned order has been passed in breach of principles of natural justice and without disclosing any reasons. 3. The impugned order of reversion is set aside. For the period the petitioner has worked on the post of vaccinator, he shall be paid his salary. However, it is open to the respondents to revert the petitioner if he is not qualified for the said post but after according an opportunity of hearing to the petitioner. 4. In the result, the petition succeeds and is allowed. There shall be no order as to costs.