Description

BSE announces non-competitive bidding facility for Government of India Treasury Bills auction on May 20, 2026, covering 91-day, 182-day, and 364-day T-Bills with a combined issue size of Rs. 24,000 crore.

Summary

BSE has announced the availability of the Non-Competitive Bidding (NCB) facility for the Government of India Treasury Bills auction scheduled on May 20, 2026. Three Treasury Bills — 91-day, 182-day, and 364-day — will be auctioned with a combined issue size of Rs. 24,000 crore. Trading members can submit bids through the NCB-GSec module on BSE’s iBBS platform.

Key Points

  • Three T-Bills are available for non-competitive bidding: 91-day (symbol: 091T190826), 182-day (symbol: 182T181126), and 364-day (symbol: 364T200527)
  • All three T-Bills are new issues (not reissues)
  • Combined total issue size is Rs. 24,000 crore (91-day: Rs. 12,000 Cr, 182-day: Rs. 6,000 Cr, 364-day: Rs. 6,000 Cr)
  • Minimum lot size is Rs. 100 with a minimum bid amount of Rs. 10,000
  • Maximum bid amount per security is Rs. 600 crore (91-day) and Rs. 300 crore each for 182-day and 364-day
  • Bidding is conducted via the NCB-GSec module at https://ibbs.bseindia.com
  • This facility is in continuation of Exchange circular no. 20180423-42 dated April 26, 2018

Regulatory Changes

No new regulatory changes. This notice is operational in nature, referencing the existing NCB facility framework established under Exchange circular no. 20180423-42 (April 26, 2018) and the RBI press release of May 15, 2026.

Compliance Requirements

  • Trading members must use the NCB-GSec module on BSE’s iBBS platform (https://ibbs.bseindia.com) to place bids
  • Members must adhere to the minimum lot size of Rs. 100 and bid in multiples thereof
  • Bids must be submitted within the designated bid collection window
  • Members should contact Trading Operations for new user ID creation, password resets, or bidding-related queries

Important Dates

  • Bid Collection Start Date: May 18, 2026, from 10:00 AM onwards (24-hour availability)
  • Bid Collection End Date (Direct Investors): May 19, 2026, till 5:00 PM
  • Bid Collection End Date (Members): May 20, 2026, till 8:00 AM
  • Auction Date: May 20, 2026
  • Settlement Date: May 21, 2026

Impact Assessment

This is a routine operational circular relevant primarily to debt market participants and trading members who participate in government securities auctions via BSE. The auction offers access to short-term sovereign instruments with maturities of 91, 182, and 364 days. The total issue size of Rs. 24,000 crore is significant from a liquidity perspective. There is no impact on equity markets. Members wishing to participate must ensure timely bid submission through the iBBS platform and meet the eligibility and lot-size requirements.

Impact Justification

Routine operational notice for trading members participating in the RBI-conducted government T-Bill auction via BSE's NCB-GSec platform; relevant to debt market participants but not broadly impactful to equity markets.