
According to the Organization Act of NTA, the NTA has one director-general, two deputy directors-general, one chief secretary. NTA has created Treasury Affairs Management Division,Treasury Disbursement Management Division,Debt Management Division,Financial Planning Division,Government-Owned Shares Management Division,Tobacco and Alcohol Management Division,Secretariat,Personnel Office,Civil Service Ethics Office,Accounting and Statistics Office,Information Management Office to implement the relative duties.
- Treasury Affairs Management Division
 
- Planning of the national treasury system;
 - supervision of treasury affairs;
 - planning of the management of the central government agency accounts system;
 - preparation of central government general budget,
 - additional budget and special budget revenues;
 - national treasury financial dispatching.
 
- Treasury Disbursement Management Division
 
- Establishment and control of the budget and of the disbursement of National Treasury funds;
 - payment voucher verification and management;
 - issuance, review, and control of National Treasury checks.
 
- Debt Management Division
 
- Planning of the public debt system,amendment and explanation of regulations;
 - planning, issuance, and management of government bonds and treasury bills;
 - supervision and assessment of local debts;
 - management and operation of debt service funds and local construction funds.
 
- Financial Planning Division
 
- Co-ordination of major governmental construction expenditure plan;
 - planning and guidance of fiscal operations at all levels of local governments;
 - supervising the issue of the Public Welfare Lottery.
 
- Government-Owned Shares Management Division
 
- Management of government-owned shareholdings;
 - approval and appointment of directors and supervisors of government-owned share enterprises;
 - approval of annual budget examination of special fund;
 - management and operation of the fund for the privatization of government-owned enterprises under the Executive Yuan;
 - management of central government revenues from penalties, indemnities, fees, etc.
 
- Tobacco and Alcohol Management Division
 
- Initiation and amendment of relevant laws and regulations governing tobacco and alcohol administration;
 - promotion of the Alcohol Quality Certification System;
 - imported alcohol inspection and related foreign affairs;
 - issuance of permits and licenses for local manufacturers and for importers of tobacco and alcohol products, etc.
 
- Secretariat
 
- Archive management;
 - procurement and affairs management;
 - research studies; press contacts;
 - and correspondence with the Legislative Yuan.
 
- Personnel Office
 
- Organizational management;
 - promotions and transfers of personnel;
 - performance reviews; training and education;
 - salary packages and welfare, retirement, and pension services.
 
- Civil Service Ethics Office
 
- Advocacy of the Anti-Corruption Act;
 - project auditing;
 - internal investigation;
 - declaration of asset of civil servants;
 - avoidance of conflict of interest, maintenance of official confidential information, and agency security.
 
- Accounting and Statistics Office
 
- Annual budget, accounting and statistics matters;
 - budget and accounting of non-profit special funds managed by the NTA;
 - special official accounting of government debt and administration of receipts and payments.
 
Information Management Office
- Planning and co-ordination of strategies for the supply of information technology services;
 - planning and management of the IT environment;
 - planning and promotion of Internet security.