Visit the official RRB website of the region you want to apply for
Open the RRB Group D recruitment notification
Read the eligibility criteria, instructions, and important dates
Register with a valid email ID and mobile number
Fill in the online application form with correct personal and educational details
Upload the required documents, photograph, and signature in the prescribed format
Select the preferred RRB region and post details as required
Pay the application fee through the available online payment mode
Review all entered details carefully before final submission
Submit the application form
Download and save the submitted application form and payment receipt for future reference