The book "Supporting tables of logs and lumber, timber and firewood (at the new tariff)", created by the team of authors, is an indispensable guide for specialists in the forest industry, wood processing and woodworking . This work is a real treasure for those who work with volumes of wood resources and look for accurate, up-to-date data corresponding to the latest regulations and tariffs. In today's world, where accuracy and efficiency in calculations play a key role, this book becomes a reliable assistant that can significantly simplify and speed up workflows. What is hidden behind the pages of this publication? The focus is on practical tables that help determine the volume of logs, lumber, timber and firewood taking into account new tariff requirements. The author’s team, uniting experts in the field of forest economics and accounting, carefully collected and structured the information so that it was as clear and convenient for use as possible by both specialists and managers of enterprises. The book details the calculation methods, nuances of accounting and features of the application of new tariff rates, which makes it relevant and in demand in the conditions of constantly changing legislation. This book is a godsend for loggers, wood processing enterprises, engineers, economists and accountants, as well as students of specialized educational institutions seeking to deepen their knowledge in the field of accounting and evaluation of wood resources . It is suitable for professionals who appreciate the accuracy and reliability of their calculations, as well as for those who want to be aware of the latest changes in the regulatory framework. Particular attention is paid to practical aspects, which makes the book not only a theoretical manual, but also a reliable tool for daily work. The topics covered in the book cover a wide range of issues related to volumes of wood materials. It covers measurement standards, logs and lumber accounting for new tariffs, as well as methods for determining the volume of firewood and timber in various conditions. The author's team pays special attention to practical recommendations, which allows the reader not only to understand the theory, but also to apply the knowledge gained in practice, avoiding errors and misunderstandings. The publication style is distinguished by clarity, accuracy and consistency - each table, formula and explanation are thought out to the smallest detail. This makes the book especially convenient for quickly finding the right data and applying them in working situations. Unlike more general reference books, this edition is focused on current tariffs and regulations, which increases its value for professionals working in the field of forest economy, logistics and accounting. If we talk about the style of the authors, they adhere to a pragmatic and practical approach, focusing on specific calculations and practical recommendations. Their other well-known work on forest statistics and standards has earned recognition for its accuracy and accessibility. In this context, the “Auxiliary tables of logs and lumber, timber and firewood (at the new tariff)” continues the tradition of creating useful and understandable guides for professionals. So, this book is not just a collection of tables, but a full-fledged tool that helps to increase work efficiency, reduce the risks of errors and ensure compliance with regulations. It will become an indispensable assistant for those who are engaged in the accounting of wood resources, strives for accuracy and professionalism. In today's world, where information and correct data are the key to success, "Supporting tables of logs and lumber, timber and firewood (at the new tariff)" is a book that will definitely find its place on the shelf of every specialist in the forest industry.