IR is complete name of INDUSTRIAL RELATIONS.
This discipline covers the relationship of employees with the organization and with each other. Industrial relations is concerned with anticipating, addressing and diffusing workplace issues that may interfere with an organization’s business objectives, as also with resolving disputes between and among management and employees. It includes the processes of analyzing the employer-employee relationship; ensuring that relations with employees comply with applicable central and local laws and regulations; and resolving workplace disputes.
It also includes matters involving union issues, collective bargaining and ongoing union-management relations. The practice of counseling, disciplining and terminating employees falls within the domain of this discipline.
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https://www.citehr.com/596-industria...ion-india.html
https://www.citehr.com/41352-what-r-...ons-india.html