The death penalty is mandatory for murder, unlawful...

The death penalty is mandatory for murder, unlawful possession of firearms and explosives, and drug trafficking (possession of more than 250 grams of Syabu (methylamphetamine) the substance is enough to warrant a death sentence according to Brunei law.
Import and export of over 15g of morphine or heroin; possession of over 30g of morphine or heroin for the purpose of unauthorized trafficking and unauthorized manufacture of morphine or heroin; unauthorised possession of syabu for the purpose of trafficking, if the quantity exceeds 250 grams).
News reports suggest the order was further extended in 1992, making possession of more than 200g of cannabis or opium a capital offense. Smuggling more than 200 grams of heroin, morphine, opium and marijuana or possessing more than 250 grams carries the death penalty.