S No Group Number Task Date of creation Time Frame No of Members
1. CHD 35 : WG01 This working group will focus on developing revising existing standards for determination of air pollutants in ambient, stationary, indoor, and workplace air. 02-12-2024 31-12-2025 14
2. CHD 35 : WG02 This working group will focus on developing new Indian standards on Low Cost Sensors. 02-12-2024 31-12-2025 9
3. CHD 35 : WG03 The working group will review all R&D projects allocated within the Air Quality Sectional Committee, assessing their objectives, progress, outcomes, and alignment with air quality goals. 02-12-2024 31-12-2025 6
4. CHD 35 : WG04 1 This standard covers the technical and performance requirements of Automated Measurement Systems used for continuous or remote monitoring across various industries. 2 It aims to ensure accuracy, reliability, interoperability, and compliance with applicable regulations. 10-06-2025 31-03-2026 11