In Thailand all projects which are of a type or size specified on a list drawn up by the Ministry of Natural Resources and Environment are required to go through the EIA process. Two notable items are missing from the list. One is highways. Highways are required to need an EIS only if they go through a wildlife area. The other is that chemical facilities
are only required an EIS in three cases -pesticides, fertilizers, and chlor-alkali. These are actually a small percentage of Thai chemical plants.