The Indian Constitution guarantees social equality as a fundamental right and directive principle. Article 14 guarantees equality before the law and equal protection of laws. Article 15 prohibits discrimination on grounds of religion, race, caste, sex, or place of birth. Article 16 guarantees equality of opportunity in public employment. Article 17 abolishes untouchability, and Article 18 abolishes titles. These provisions collectively aim to establish and promote social equality in India.