Variant of North American Industry Classification System (NAICS) 2022 Version 1.0 for Industrial production (based on the 2008 International Recommendations for Industrial Statistics)

• 1 - Industrial production
• 31-33 - Manufacturing
• 311 - Food manufacturing
• 3112 - Grain and oilseed milling

31121 - Flour milling and malt manufacturing

This industry comprises establishments primarily engaged in grinding grains or vegetables; milling, cleaning and polishing rice; or manufacturing malt. Integrated mills, which grind grain and further process the milling products into such products as prepared flour mixes or doughs, are included.