The adjustment is in line with the law that demands excise duty be revised upwards in tandem with the cost of living measure or the average rate of inflation in the 12 months through June. Last year, the taxman adjusted excise duty by 5.17 percent on inflation, from 5.2 percent in 2018, and the Treasury expects the levy at about 5.3 percent. Reference:https://www.businessdailyafrica.com/news/New-tax-to-raise-beer--fuel--motorbike-prices/539546-5576488-view-asAMP-a9ydo5/index.html?__twitter_impression=true