Farmers will retain full freedom to choose between GM, hybrid, improved, or indigenous seed varieties.
The deal reduces US tariffs on Indonesian goods to 19% from 32%.
Enterprise Ireland will oversee and administer the initiative and will engage directly with firms considering new or expanded milling operations of scale.
The arrangement is intended to cushion the country against potential shortages and ease pressure on consumers facing rising unga prices.
The review will consider whether BHA is safe under its current conditions of use in food and as a food contact substance, based on the latest scientific information.