Reconciliation is the process of ensuring that two sets of records (usually the balances of two accounts) are in agreement. wikipedia.org

A Bank reconciliation is a process that explains the difference between the bank balance shown in an organisation's bank statement, as supplied by the bank, and the corresponding amount shown in the organisation's own accounting records at a particular point in time. wikipedia.org

Financial accountancy (or financial accounting) is the field of accountancy concerned with the preparation of financial statements for decision makers, such as stockholders, suppliers, banks, employees, government agencies, owners, and other stakeholders.

Bookkeeping is the recording of financial transactions. Transactions include sales, purchases, income, receipts and payments by an individual or organization. Bookkeeping is usually performed by a bookkeeper. wikipedia.org

A financial statement (or financial report) is a formal record of the financial activities of a business, person, or other entity.

Tax law is an area of legal study dealing with the statutory, regulatory, constitutional, and common-law rules that constitute the law applicable to taxation, which is the method by which the government levies on economic transactions. wikipedia.org

Financial analysis (also referred to as financial statement analysis or accounting analysis) refers to an assessment of the viability, stability and profitability of a business, sub-business or project. wikipedia.org