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11 August 2026

TRAI 1601-series for service calls

The topic concerns a specific regulatory directive by TRAI, a statutory body, aimed at improving service delivery and curbing spam, which is directly relevant to governance and regulatory oversight.

1 min read Day 3 of 4 1 questions 1 prelims

Notes

  • TRAI has mandated the use of a dedicated 1601-series for transactional and service voice calls.
  • The directive excludes entities in the Banking, Financial Services & Insurance (BFSI) and Government sectors.
  • The first phase of implementation focuses on utilities, courier, and logistics sectors.
  • The 1601-series is strictly prohibited for use in promotional voice calls by any entity.

Part of a longer story

This is day 3 of 4 in TRAI regulation of caller identification apps, which has been running since 9 July 2026. Reading it whole is usually worth more than reading today alone — the exam asks how something developed.

Questions

  1. Discuss the role of the Telecom Regulatory Authority of India (TRAI) in regulating communication channels to enhance consumer protection and curb unsolicited commercial communications. 150 words
    Attempt this — 150 words in 8 min
    0 / 150 words 8:00

Prelims

  1. The 1601-series number, as mandated by TRAI, is designated for which of the following purposes?

Syllabus

Topics

Sources

250words.in · https://250words.in/daily/2026-08-11/trai-1601-series-for-service-calls