Customs exemption amendments expand listed satellite communication and telecommunication test equipment eligible for duty relief. Amendment expands the customs exemption schedule to add and substitute items covering satellite communication equipment (including amplifiers, converters, earth stations, antenna systems, terminals and networking devices), revises broadcasting equipment entries to include mobile coverage vans without chassis and frame synchronisers and adds slide scanners, compact disc players and programme amplifiers, and inserts a new category of optical and RF test and measurement instruments such as power meters, attenuators, reflectometers, spectrum and network analysers and microwave test sets.