Indo-Aryan Languages — Key Changes

Entry	Year	Description	Impact
21st Amendment Act	1967	Added Sindhi to the Eighth Schedule of the Constitution, increasing the number of recognized languages from 14 to 15. Sindhi is an Indo-Aryan language primarily spoken in the Sindh region (now in Pakistan) and by a significant population in India.	Expanded the list of officially recognized languages, reflecting the linguistic diversity and political demands for inclusion. This was the first amendment to the Eighth Schedule.
71st Amendment Act	1992	Added Konkani, Manipuri (Meitei), and Nepali to the Eighth Schedule. Konkani and Nepali are Indo-Aryan languages, while Manipuri belongs to the Tibeto-Burman family.	Further broadened the constitutional recognition of diverse linguistic groups, including two more Indo-Aryan languages, acknowledging their cultural significance and speaker populations within India.
92nd Amendment Act	2003	Added Bodo, Dogri, Maithili, and Santhali to the Eighth Schedule. Bodo and Santhali are non-Indo-Aryan, while Dogri and Maithili are Indo-Aryan languages.	Significantly expanded the Eighth Schedule to 22 languages, including two more prominent Indo-Aryan languages (Dogri and Maithili), in response to long-standing demands from their respective communities. This amendment underscored the dynamic nature of language recognition in India.