BSE has issued a notice (20260519-5) directing trading members to suspend all dealing in the 91-day Treasury Bill with scrip code 805181 (particulars: 91TB220526, ISIN: IN002025X463) with effect from May 20, 2026. The suspension is necessitated by the instrument’s upcoming maturity on its Redemption Date.

Key Points

• Trading in T-bill scrip code 805181 (91TB220526, ISIN: IN002025X463) is suspended from May 20, 2026.
• The suspension is triggered by the instrument’s maturity on the Redemption Date.
• Reference number: DR-634/2026-2027.
• All trading members are advised not to deal in the aforesaid T-bill/Government Security from the effective date.
• No attachments were included with this notice.

Regulatory Changes

No new regulatory framework changes. This is a standard operational notice under BSE’s Listing Compliance & Operations department for instruments reaching maturity.

Compliance Requirements

• Trading members must cease all transactions in scrip code 805181 (ISIN: IN002025X463) effective May 20, 2026.
• Members should update their systems to reflect the trading halt for this instrument.
• Members holding or intermediating trades in this T-bill should ensure no new orders are placed on or after the suspension date.

Important Dates

• May 19, 2026 – Notice issued by BSE.
• May 20, 2026 – Effective date of trading suspension; instrument matures on its Redemption Date.

Impact Assessment

This is a routine end-of-life event for a 91-day T-bill maturing on May 22, 2026 (implied by the instrument name 91TB220526). The impact is limited to holders and active traders of this specific instrument. Trading desks dealing in short-duration government debt should update their systems to block new orders for scrip 805181 from May 20 onwards. No broader market disruption is anticipated.