The Bureau of Indian Standards (BIS) on November 10, 2025, issued the date of establishment if amendment to certain Indian Standards (IS).
The amendment to the following IS have been established on October 29, 2025 namely: -
• IS 4379 : 2021 Identification of the Contents of Industrial Gas Cylinders (Second Revision) - Amendment No. 1 October 2025
The aforesaid IS shall be in force without the amendment till April 21, 2026.
[Notification No. HQ-PUB015/1/2020-PUB-BIS(1355)]