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Substances that are classed as persistent organic pollutants (POPs) and when you're allowed to use them.
Check the tariff classification for agarose beads chemically modified with 10% by weight of protein A.
Information and guidance on group A streptococcal infections.
Check the tariff classification for surface-active preparation for washing the skin and the hair (gel 2-in-1).
Get help to classify herbal medicines, vitamins, food preparations, supplements and tonics for import and export.
Check the tariff classification for flavour pods.
Find out if the goods you're declaring to inward or outward processing are classed as sensitive goods.
Protocols and procedures for testing the distinctiveness, uniformity and stability (DUS) of certain agricultural and vegetable plants.
How to comply with regulations for energy recovery and advanced conversion technologies.
Find out what animal by-products you can use to make biodiesel, whether you need approval, how to process them and how to use the products.
These reports explain our assessment of the scientific evidence used to lead to regulatory decisions on the safety of medicines or medicines classes.
Get help to classify pharmaceutical products used to treat or prevent diseases or ailments (in humans or animals), including comparators used in clinical trials and placebos.
Get help to classify organic chemicals that contain certain permitted additives or can be dissolved in water, for import and export.
View highlights of some of our most recently published research on this page. You can also download a complete list of our published research.
Technical advice and guidance for licence holders.
This guidance provides an overview of the different tariffs for products exported to the UK under the DCTS, including how to identify commodity codes.
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