Internal Audit Services


The TSUIAS was created on February 13, 1995 through Administrative Order no. 11, s. 1995 entitled “Creation of an Internal Audit Service (IAS) tasked to promote efficiency, economy, effectiveness and accountability in the operations of the University”. 

On July 16, 2015, TSU Administrative Order no. 52, s. 2015 entitled “Functions of the Internal Audit Service” was issued to align the functions of TSUIAS with Philippine Government Internal Auditing Manual. 

Finally, TSU Administrative Order no. 62, s. 2019 entitled “New Functions of the Tarlac State University Internal Audit Service” was issued to align its functions to Commission on Audit Resolution no. 2018-007 dated February 1, 2018 which approves the adoption of Internal Auditing Standards for the Philippine Public Sector (IASPPS) with Philippine Application Guidelines (PAG). 


Legal Bases 

The establishment of the IAS is mandated by Republic Act No. 3456, as amended by Republic Act 4177, and, Administrative Order Numbers 278 and 70, dated April 28, 1992 and April 14, 2003, respectively.  Its creation is likewise supported by circulars issued by other government agencies such as the Commission on Audit, Department of Budget and Management and Civil Service Commission.   


TSUIAS shall provide independent and objective assurance and advisory services to Tarlac State University for the purpose of adding value and helping it achieve its vision through a systematic and disciplined approach of evaluating and improving the effectiveness of its governance, risk management and control processes. 

Scope of Work 

The TSUIAS undertakes assurance and advisory services to assist Tarlac State University stakeholders in realizing the university’s vision, mission and goal. It is for this purpose that it shall conduct periodic and regular assessments and evaluations of systems and processes of all offices, colleges and units via a risk-based and methodical approach.  It shall likewise conduct activities aimed at improving the governance, risk management and control processes of the University.  Further, it shall perform other special audit activities which may be required by the Head of the Agency which are within the scope of this Charter and within the bounds of IASPPS. 

Assurance Services 

Assurance services involves the objective examination of evidences relative to the engagement for the purpose of providing an independent assessment of governance, risk management and control processes of the University’s.  Results are intended to add value and provide reasonable assurance that governance, risk management and control processes are being carried out efficiently and effectively by its colleges, offices and units. The nature and scope of such engagement shall be determined by the Internal Audit Service.  

Advisory Services 

This involves the issuance of advisory opinions intended to add value and improve client’s governance, risk management and control processes.  Advisory services are based on data and/or information provided by the auditee. The adoption or implementation of advisory opinion whether in whole or in part shall be the discretion of the University and not the Internal Audit Service where it does not assume any responsibility.  The Internal Audit Service may issue a subsequent advisory, as addendum to a previous issuance, whenever necessary, proper, or called for by circumstances. The nature and scope of an advisory service shall be limited to those agreed upon by the client and the Internal Audit Service. 


In the performance of its functions, the Internal Audit Service is authorized to: 

  1. have full, free and unrestricted access to any and all the University’s records, personnel, and physical properties which are intrinsic in carrying out the objectives of an internal auditing engagement without violating pertinent laws and policies, particularly those on confidentiality, probity, decency, and ethical conduct; 
  2. determine the duration, manner, and techniques to be used in audit engagements, and the frequency of audit activities; 
  3. shall allocate funding and resources to accomplish audit engagements with strict adherence to applicable government auditing and accounting rules and regulations; 
  4. request for the provision of needed manpower, equipment, facilities and tools, necessary and proper to accomplish audit engagements; and
  5. seek the assistance of authorities, experts or professionals from within or outside the University, as may be deemed necessary to accomplish audit engagements. 

Other actions which are not covered by the foregoing authorities granted by this Charter require the approval of the University President prior to execution. 



The TSUIAS is headed by a Director, whose appointment/designation shall be approved by the TSU Board of Regents, upon recommendation of the University President who shall be responsible for over-all internal auditing activities, professional development and conduct of its personnel, and quality assurance and improvement of the Office. The Director of the IAS functionally and administratively reports to the University President. 

The IAS is divided into two (2) units namely the Operations Audit Unit, and the Management Audit and Compliance Unit. 


TSU Administrative Order no. 62, s. 2019 states the following functions of the Tarlac State University Internal Audit Service: 

  1. provide assurance services by conducting an objective examination of evidences for the purpose of providing an independent assessment on governance, risk management, and control processes of the University; 
  2. provide advisory services which are intended to add value and improve the University’s governance, risk management and control processes; and 
  3. perform such other related duties and responsibilities as may be assigned by the President in compliance with IASPPS with PAG. 


To achieve independence and objectivity, the TSUIAS shall be detached from all functions of routine operating processes such as: 

  1. conduct of internal quality audit as part of the ongoing implementation of Quality Management Systems (QMS); 
  2. participation in procurement procedures, including membership in the Bids and Awards Committee, its secretariat or technical working group; 
  3. review and certification of financial reports before approval by the agency head; 
  4. pre-audit of vouchers and countersignature of checks; 
  5. inspection of deliveries, although TSUIAS may observe the inspection as part of its internal auditing activities; 
  6. preparation of treasury and bank reconciliation statements; 
  7. development and installation of systems and procedures, except in exceptional cases wherein the internal auditor may assist by way of giving suggestions; 
  8. taking physical inventory, although TSUIAS may observe the inventory taking as part of internal auditing activities; 
  9. maintaining property records; and 
  10. all other activities related to operations.