Individuals, organizations, and event organizers in Haryana to seek the required permission for using loudspeakers or DJ systems at public or private events. Applicants can submit their request through the SARAL Haryana portal along with details of the event, location, timing, and other prescribed information. The application is reviewed by the competent authority in accordance with applicable rules concerning public safety, noise levels, and permitted timings. Approval is granted after fulfillment of the relevant requirements.