In pursuance of Sub rule 1 of Rule 15 of the Bureau of Indian Standards Rules, 2018, the Bureau of Indian Standards hereby notifies that Amendments to Indian standards

REGD. No. D. L.-33004/99 The Gazette of India CG-DL-E-27092025-266484 EXTRAORDINARY PART III—Section 4 PUBLISHED BY AUTHORITY No. 646] NEW DELHI, WEDNESDAY, SEPTEMBER 24, 2025/ASVINA 2, 1947 6393 GI/2025 BUREAU OF INDIAN STANDARDS (Department of Consumer Affairs) NOTIFICATION New Delhi, the 18th September, 2025 Ref: HQ-PUB015/1/2020-PUB-BIS (1331).—In pursuance of Sub-rule (1) of Rule (15) of the Bureau of Indian Standards Rules, 2018, the Bureau of Indian Standards hereby notifies that Amendments to Indian standards, particulars of which are given in schedule hereto annexed have been established. SCHEDULE SI. | No., Year & Title of the Indian | No. and Month/Year | Date of | Date till which No. | Standard | of the Amendment | Establishment of the | the standard | | | Amendment | without the | | | | amendment as | | | | mentioned in | | | | column 3 shall | | | | remain in force | | | | (5) ----+---------------------------------+--------------------+------------------------------+-------------------- (1) | (2) | (3) | (4) | ----+---------------------------------+--------------------+------------------------------+-------------------- 1 | IS 18797 : 2024 | Amendment No. 1 | 13 September 2025 | 12 March 2026 | Packaged Sewage Treatment | September 2025 | | | Plant — Specification | | | PRAVEEN KHANNA, Scientist G & DDG (P&C) [ADVT.-III/4/Exty./380/2025-26] Uploaded by Dte. of Printing at Government of India Press, Ring Road, Mayapuri, New Delhi-110064 and Published by the Controller of Publications, Delhi-110054.