Tata Chemicals Ltd is planning a "big shutdown" at its Kenyan operations to upgrade facilities, including commissioning a new 50-kiloton calciner. Despite a projected "slightly lower volume" in Q1 FY26, the company assures continuous supply of soda ash to local and international markets by utilizing existing stocks.

• Most important fact or figure from the article: The planned shutdown is for upgrades, with a new 50-kiloton calciner expected to deliver product in Q2 2026.
• Key person or organization involved: Tata Chemicals Ltd, part of India's Tata Group. Chief Executive R. Mukundan addressed the operational pause.
• Notable detail that adds context: The company anticipates a structural EBITDA improvement of INR 600-650 crores (Sh990 million to Sh1.07 billion) for the full fiscal year 2026, despite a recent margin dip due to a higher proportion of sales to Southeast Asia.