step 1: Candidates first visit the official website- bpssc.bih.nic.in.
Step 2: Click on the result option given on the home page of the website.
Step 3: After that click on the link of Result Preliminary Examination for the post of Police Sub Inspector/Sergeant in Bihar Police.
Step 4: A PDF will appear on your screen.
Step 5: Now check your roll number in it, if you have roll number then you have passed.