This book provides an in-depth insight into the concepts, theories and techniques of cost ascertainment and their application to profit planning, cost control and decision-making. With revised and updated content and enriched pedagogy, this book concentrates in explaining the various aspects of cost accounting in a lucid and comprehensive manner. The book sets a new standard for cost accounting textbooks. It aims at equipping students with a solid grounding in the concepts of cost accounting. With rich pedagogy and an easy-to-understand approach, the book will cater the requirements of students in commerce and management streams, CA, CS and ICWA level of Indian universities.