Form No. 4 is a specific form used under the Hazardous and Other Wastes (Management and Transboundary Movement) Rules, 2016 in India. Here’s a breakdown of the relevant rules and their implications:

1. **Rule 6(5)**: This rule pertains to the import of hazardous waste. Form 4 under Rule 6(5) is used for seeking permission from the Ministry of Environment, Forest and Climate Change (MoEF&CC) for the import of hazardous waste into India. The form requires detailed information about the type and quantity of hazardous waste, proposed disposal or recycling methods, and compliance with environmental standards.

2. **Rule 13(8)**: Rule 13(8) deals with the authorization of facilities involved in the recycling or reprocessing of hazardous wastes. Form 4 under Rule 13(8) is used for obtaining authorization from the State Pollution Control Board (SPCB) or Pollution Control Committee (PCC) for operating facilities that recycle or reprocess hazardous wastes. The form includes information on the types of wastes to be recycled, recycling processes, waste handling procedures, and environmental safeguards.

3. **Rule 16(6)**: Rule 16(6) relates to the import of other wastes for recycling or reprocessing. Form 4 under Rule 16(6) is used to seek permission from the MoEF&CC for the import of other wastes (non-hazardous wastes) into India for recycling or reprocessing purposes. The form requires details such as the type and quantity of wastes, recycling processes, and compliance with environmental standards.

4. **Rule 20(2)**: Rule 20(2) pertains to the export of hazardous wastes for recycling or disposal. Form 4 under Rule 20(2) is used for obtaining permission from the MoEF&CC for the export of hazardous wastes from India to other countries. The form includes information on the types and quantities of wastes, destination country, recycling or disposal methods, and compliance with international guidelines and agreements.

Purpose of Form No. 4 under these rules serves as an application form for seeking permissions or authorizations related to the import, export, or operation of facilities handling hazardous and other wastes.

Applicants must provide accurate information and ensure compliance with environmental regulations, including waste management practices, recycling technologies, and environmental protection measures.

Depending on the specific rule (6(5), 13(8), 16(6), or 20(2)), the authority responsible for processing and approving Form No. 4 varies between the MoEF&CC for imports and exports and the respective SPCB or PCC for facility authorizations within India.