The Centre imposed a 20 per cent export duty on parboiled rice with immediate effect to curb a surge in shipments since July 20 when it banned exports of (non-basmati) white rice.

Source: https://www.thehindubusinessline.com/economy/agri-business/indian-govt-imposes-20-export-duty-on-parboiled-rice-mep-of-1200tonne-on-basmati-soon/article67237699.ece

The fine varieties like HMT or BPT may see a price drop of up to ₹5 a kg, from the current price of around ₹50 a kg, while the price of parboiled rice may fall by up to ₹2 from ₹32 a kg.

Source: https://www.thehindu.com/news/national/andhra-pradesh/ban-on-white-rice-export-may-not-impact-ap-farmers-much-say-experts/article67106613.ece

The non-basmati rice category includes 6 sub-categories— rice in husk of seed quality; other rice in husk; husked (brown) rice; rice parboiled; non-basmati white rice; and broken rice.

Source: https://indianexpress.com/article/explained/explained-economics/india-bans-exports-of-some-rice-explained-9004685/