Agencies engaged in procurement of agriculture products, including MSP operations;
Mandis operated by the Agriculture Produce Market Committee or as notified by the State Government;
Farming operations by farmers and farm workers in the field;
Custom Hiring Centres (CHC) related to farm machinery;
Manufacturing and packaging units of fertilisers, pesticides and seed; &
Intra and Inter-State movement of harvesting and sowing related machines like combined harvester and other agriculture/horticulture implements
Reference: https://pib.gov.in/PressReleasePage.aspx?PRID=1608785
Reference: https://enam.gov.in/web/