| Code A: Legislation, Strategies, Policies and Governance, 3R & Circular Economy, Smart Cities, implementation, Resource efficiency, Solid Waste management and Circular Economy in Campus, SDG goals. |
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| Code B: Solid Waste Management (Municipal, Plastics, E-Waste, Industrial, Hazardous, BMW, C&DW, Metal, Textiles, Food, Agricultural, Biomass, ELV, Steel Slag, Fly Ash), Space waste. |
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| Code C: Liquid Waste Management (Wastewater, Sludge etc.). |
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| Code D: Technologies & Innovation (Treatment, Recycling, Co-processing, Implementation, Energy & Material Recovery, Value Added Products, Secondary Raw Materials), Nature-based Solutions, Biological Waste Management, Robotics in Waste Management. |
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| Code E: Case Studies, Best Practices, Reverse Logistics, Supply Chain Sustainability. |
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| Code F: Business Models, Feasibility Studies, Theoretical Modelling etc. |
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| Code G: Waste to Energy and other Value-added product. |
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| Code H: Others- Artificial Intelligence, Machine Learning and IOT for Sustainable Waste Management, Tourism and Sustainable Waste Management, Entrepreneurship and Sustainable Development. |
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