Annex VI List of industrial sectors involving naturally-occurring radioactive material as referred to in Article 23

When applying Article 23 the following list of industrial sectors involving naturally-occurring radioactive material, including research and relevant secondary processes, shall be taken into account:

• Extraction of rare earths from monazite

• Production of thorium compounds and manufacture of thorium-containing products

• Processing of niobium/tantalum ore

• Oil and gas production

• Geothermal energy production

• TiO₂ pigment production

• Thermal phosphorus production

• Zircon and zirconium industry

• Production of phosphate fertilisers

• Cement production, maintenance of clinker ovens

• Coal-fired power plants, maintenance of boilers

• Phosphoric acid production,

• Primary iron production,

• Tin/lead/copper smelting,

• Ground water filtration facilities,

• Mining of ores other than uranium ore.