7.3 Constitutional Commissions (CSC, COA, COMELEC) & Oversight Bodies

Key Takeaways

  • Article IX establishes three independent Constitutional Commissions: the Civil Service Commission (CSC), Commission on Audit (COA), and Commission on Elections (COMELEC).
  • Institutional independence is guaranteed by fiscal autonomy, 7-year staggered non-renewable terms, and protection against salary reduction or administrative removal except by impeachment.
  • The Civil Service Commission (CSC) serves as the central personnel agency of the government, applying merit and fitness principles to all branches and GOCCs with original charters.
  • The Commission on Audit (COA) exercises exclusive authority to promulgate accounting/auditing rules and disallow illegal, irregular, unnecessary, excessive, extravagant, or unconscionable (IIEEEU) expenditures.
  • The Office of the Ombudsman and the Sandiganbayan function as the primary constitutional bodies for investigating, disciplining, and prosecuting public officers for graft and administrative misconduct.
Last updated: July 2026

To prevent political patronage, financial corruption, and election fraud, Article IX of the 1987 Philippine Constitution establishes three independent Constitutional Commissions: the Civil Service Commission (CSC), the Commission on Audit (COA), and the Commission on Elections (COMELEC). Complementing these commissions are the oversight and anti-graft bodies established under Article XI: the Office of the Ombudsman and the Sandiganbayan.

Common Safeguards of Institutional Independence

Article IX-A incorporates structural safeguards to insulate the three Constitutional Commissions from political pressure:

  • Fiscal Autonomy: Approved annual appropriations are automatically and regularly released.
  • 7-Year Staggered Terms: Chairpersons and Commissioners serve fixed seven-year terms without eligibility for reappointment. Appointments are staggered to ensure institutional continuity.
  • Impeachment Protection: Members can be removed from office only through impeachment (Article XI, Section 2).
  • Salary Protection: Compensation is fixed by law and cannot be decreased during their tenure.
  • Disqualifications: Members cannot hold any other office, practice any profession, or hold financial interests in any government contract or franchise during their term.

1. The Civil Service Commission (CSC) — Article IX-B

The Civil Service Commission is the central personnel agency of the Government. It is composed of a Chairman and two Commissioners who must be natural-born citizens, at least 35 years old, with proven capacity for public administration, and not candidates in the election immediately preceding their appointment.

Scope of Coverage

The Civil Service embraces all branches, subdivisions, instrumentalities, and agencies of the Government, including Government-Owned or Controlled Corporations (GOCCs) with original charters (created by special law). Note on Exam Distinction: GOCCs organized under the General Corporation Code (subsidiaries or incorporated private entities) are governed by the Labor Code, not Civil Service law (PNOC-EDC v. Leogardo, G.R. No. L-58494).

Merit and Fitness Principle

Section 2(2) mandates that appointments in the civil service shall be made only according to merit and fitness to be determined, as far as practicable, by competitive examination, EXCEPT for positions which are:

  1. Policy-determining;
  2. Primarily confidential; or
  3. Highly technical.

Career vs. Non-Career Service

  • Career Service: Characterized by entrance based on merit and fitness, security of tenure, and opportunity for advancement (e.g., Permanent positions, Career Executive Service).
  • Non-Career Service: Characterized by tenure specified by law, co-terminous with the appointing authority, or limited to specific projects (e.g., Elective officials, Department Secretaries, Contractual personnel, Casual workers).

2. The Commission on Audit (COA) — Article IX-D

The Commission on Audit is the supreme audit institution of the Philippines, composed of a Chairman and two Commissioners. The Chairman and Commissioners must be natural-born citizens, at least 35 years old, Certified Public Accountants (CPAs) or lawyers with at least ten (10) years of professional practice.

                  ┌─────────────────────────────────────────────────┐
                  │          COMMISSION ON AUDIT (COA)              │
                  │             Exclusive Mandate                   │
                  └────────────────────────┬────────────────────────┘
                                           │
         ┌─────────────────────────────────┴─────────────────────────────────┐
         ▼                                                                   ▼
┌─────────────────────────────────────────┐                 ┌─────────────────────────────────────────┐
│     Audit & Settlement of Accounts      │                 │  Disallowance of IIEEEU Expenditures    │
├─────────────────────────────────────────┤                 ├─────────────────────────────────────────┤
│ Power, authority, and duty to examine,  │                 │ Promulgate accounting & auditing rules  │
│ audit, and settle all accounts pertaining│                 │ to prevent and disallow:                │
│ to revenue, receipts, and expenditures  │                 │ • Illegal      • Excessive              │
│ of government funds and property.       │                 │ • Irregular    • Extravagant            │
│ Post-Audit doctrine protects authority. │                 │ • Unnecessary  • Unconscionable         │
└─────────────────────────────────────────┘                 └─────────────────────────────────────────┘

Pre-Audit vs. Post-Audit Authority

COA possesses exclusive authority to define the scope of its audit and establish techniques required for comprehensive audit examination. While historically conducting pre-audits, COA operates primarily on a comprehensive post-audit regime (COA Circular No. 2009-006). Congress cannot pass laws that limit or restrict COA's constitutional auditing jurisdiction.

Disallowance of IIEEEU Expenditures

COA is constitutionally mandated to prevent and disallow expenditures found to be IIEEEU:

  • Illegal: Contrary to statutory laws or administrative regulations.
  • Irregular: Incurred without following established rules, procedures, or authorization.
  • Unnecessary: Not needed or not supportive of the agency's mandate.
  • Excessive: Exceeding reasonable limits or prevailing market rates.
  • Extravagant: Unreasonably immoderate, lavish, or luxurious.
  • Unconscionable: Unreasonable and contrary to ethical or moral standards.

When an expenditure is disallowed, COA issues a Notice of Disallowance (ND). Officers who approved, certified, or received the illegal or irregular disbursement are held personally and solidarily liable to refund the disallowed funds to the National Treasury.


3. The Commission on Elections (COMELEC) — Article IX-C

COMELEC enforces and administers all laws and regulations relative to the conduct of elections, plebiscites, initiatives, referendums, and recalls. It is composed of a Chairman and six Commissioners (majority of whom must be members of the Philippine Bar with at least 10 years of practice). COMELEC exercises exclusive original jurisdiction over all contests relating to elections of regional, provincial, and city officials.


4. Special Oversight Bodies: Ombudsman & Sandiganbayan

┌──────────────────────────────────────────────────────────────────────────────────────────┐
│                                 ARTICLE XI OVERSIGHT BODIES                              │
└────────────────────────┬───────────────────────────────────────┬─────────────────────────┘
                         │                                       │
                         ▼                                       ▼
      ┌──────────────────────────────────────┐┌──────────────────────────────────────┐
      │   Office of the Ombudsman (Sec. 5)   ││      Sandiganbayan (Section 4)       │
      ├──────────────────────────────────────┤├──────────────────────────────────────┤
      │ • "Protector of the People"          ││ • Specialized Anti-Graft Court       │
      │ • Investigates illegal/unjust acts    ││ • 21 Justices in 7 Divisions         │
      │ • Administrative disciplinary power  ││ • Trial jurisdiction over SG 27 and  │
      │ • Can order Preventive Suspension up ││   above officers charged with RA 3019│
      │   to 6 months without pay             ││   or bribery under Revised Penal Code│
      └──────────────────────────────────────┘└──────────────────────────────────────┘

Office of the Ombudsman (Article XI, Section 5 / RA 6770)

Known as the Tanodbayan or "Protector of the People," the Ombudsman acts independently to investigate any illegal, unjust, improper, or inefficient act of any public official, employee, or office.

Key Ombudsman Authorities:

  • Administrative Disciplinary Authority: The Ombudsman can conduct administrative investigations against non-impeachable public officers and impose sanctions ranging from reprimand, suspension, to dismissal from service (Fabella v. Court of Appeals, G.R. No. 110279).
  • Preventive Suspension: Under Section 24 of RA 6770, the Ombudsman may preventively suspend any public officer under investigation for up to six (6) months without pay if the evidence of guilt is strong and the charge involves dishonesty, oppression, grave misconduct, or neglect of duty.
  • Appointment: The Ombudsman and overall Deputies are appointed by the President from a short-list prepared by the Judicial and Bar Council for a 7-year term without reappointment.

The Sandiganbayan (Article XI, Section 4 / PD 1606 as amended)

The Sandiganbayan is the specialized anti-graft court of the Philippines, equal in rank to the Court of Appeals, comprising 21 Justices sitting in 7 divisions.

Jurisdiction: It exercises exclusive original jurisdiction over criminal cases involving public officials holding Salary Grade 27 (SG 27) and above (such as Department Secretaries, Regional Directors, Provincial Governors, City Mayors, and Military Colonels/Generals) charged with violations of RA 3019 (Anti-Graft Act), RA 1379 (Forfeiture of Unlawfully Acquired Wealth), and Title VII of the Revised Penal Code (Bribery, Malversation).

Test Your Knowledge

Which of the following government entities falls directly under the jurisdiction of the Civil Service Commission pursuant to Article IX-B, Section 2 of the Constitution?

A
B
C
D
Test Your Knowledge

Under COA rules and Article IX-D of the 1987 Constitution, what does the acronym IIEEEU stand for regarding expenditures that the Commission on Audit must disallow?

A
B
C
D
Test Your Knowledge

What is the maximum statutory duration for a preventive suspension order issued by the Office of the Ombudsman against a public official under investigation pursuant to Section 24 of Republic Act No. 6770?

A
B
C
D
Test Your Knowledge

What is the primary positional or salary grade threshold that determines whether a public officer falls under the exclusive original trial jurisdiction of the Sandiganbayan for graft and corruption offenses?

A
B
C
D