This report provides a comprehensive overview of financial accounting principles, regulations, and their application. It begins with an introduction to the purpose and concepts of financial accounting, followed by an exploration of financial accounting regulations, including IFRS, IASB, FRC, FRSB, and GAAP. The report then details ten key accounting rules and principles, such as time period assumption, economic entity, monetary unit, cost principle, full disclosure, going concern, matching, revenue recognition, conservatism, and materiality. The report further defines material disclosure and consistency. The report includes practical applications with journal entries, ledger accounts, trial balances, income statements, statements of financial position, and bank reconciliations for multiple clients. It also addresses suspense accounts, depreciation methods, and the accounting concepts of prudency and consistency, providing a well-rounded understanding of financial accounting practices. The report concludes with a summary of the key findings and references.