Compounding of first offence under labour law requires payment within fifteen days and completion of prescribed notice details. Notice to an employer or other person alleged to have committed a first offence under the Industrial Relations Code, requiring payment of the specified compounding amount within fifteen days and submission of the Part III application for compounding under rule 38. The form records the offender's details, the establishment address, particulars of the offence, the relevant section, and payment details, and also calls for information on any prosecution, prior offences, and other relevant particulars.