ORDER :

Prabhat Kumar Jha, J.

1. Heard Mr. Umesh Prasad Singh, learned senior counsel for the petitioner, Mr. Tej Bahadur Singh, learned senior counsel for respondent Nos. 1 to 4 and Mr. Uday Shankar Sharan Singh, learned G.P. 19 for respondent No. 5.

2. The petitioner by filing this writ petition seeks following reliefs:-

(i) To issue a rule NISI in the nature of a writ of certiorari to quash and cancel the Communication dated 12.1.2019 issued by respondent No. 2 to respondent No. 5 as also the letter dated 3rd April, 2019 issued under the signature of the Engineer-in-Chief-cum-Additional Commissioner-cum-Special Secretary, Building Construction Department, Government of Bihar, Patna (respondent No. 5) by which he called upon the petitioner to file a show cause in regard to the allegations made in the aforesaid letter being without authority of law;

(ii) To issue a writ in the nature of writ of certiorari to quash and cancel the order as contained in Memo No. Building/Blacklisting/05/2019/6851/Bhawan dated 26.7.2019 by which the registration No. BCD First (Personnel)-29 (Building)/2014 of the petitioner as contractor with the Building Construction Department, Government of Bihar, has b