According to ANNOUNCEMENT OF THE DEPARTMENT OF LABOUR PROTECTION AND WELFARE on chemical list, Butyl Acrylate was listed no.215 (pls. see attached page 7).
It is a chemical class 3A, flammable liquid substance (flash point < 60°c).
Storage with other chemicals to control the quantity must not exceed 200 liters and the legal authority is not allowed to be stored in the long term.