World Tax, International Tax Review is a guide to the world's leading tax advisory practices, including law and accountancy firms. The annual World Tax guide is a key resource in assisting tax professionals to locate specialist advice.

Caspian Legal Center has been ranked from the very first application by World Tax 2020 and it is only consultancy firm for which World Tax 2020 has issued a review note where it has stated that “Services offered by the firm include assistance for planning, restructuring and optimising taxation, accounting services, assistance in dealing with the Azerbaijani tax authorities on a number of matters, audits, and disputes and litigation”.