Dated elected-membership record
The official Akashvani report dated 25 June 2026 names Tai Tagak among newly elected or re-elected Rajya Sabha members taking oath, identifying him as a BJP member from Arunachal Pradesh. The current official roster and biography independently confirm his identity and 2026-2032 term. This is a Rajya Sabha state-representation record. The report does not establish the exact polling or result-declaration date.
Source: Akashvani: Newly elected and re-elected Rajya Sabha members take oath, 25 June 2026 ↗Document: 25 Jun 2026 · Verified: 25 Oct 2026