
The Concept of ‘Agency by Estoppel’
March 22, 2026
The Concept of ‘Partnership’ vs ‘Co-Ownership’
March 22, 2026| SUBJECT: The Rule on ‘Special Power of Attorney’ (SPA) Requirements |
I. Introduction
This memorandum exhaustively examines the rule on special powers of attorney under Philippine civil law. A power of attorney is an instrument in writing by which one person, the principal, appoints another, the agent or attorney-in-fact, and confers authority to perform certain specified acts or kinds of acts on the principal’s behalf. A special power of attorney is distinguished from a general power of attorney by the specificity of the powers conferred. This memo will detail the legal requirements, formalities, scope, and implications of a valid special power of attorney, with particular reference to the Civil Code of the Philippines, pertinent jurisprudence, and procedural rules.
II. Legal Basis and Definition
The statutory foundation for powers of attorney is found in Articles 1876 to 1930 of the Civil Code of the Philippines, which govern the law on agency. Article 1878 is the pivotal provision, enumerating specific acts where a special power of attorney is expressly required. A special power of attorney is defined as one that authorizes the agent to perform a specific act or series of specific acts, which are particularly enumerated and do not confer general powers of administration. The specificity is the hallmark that prevents the agent from exceeding the granted authority, as encapsulated in the principle “potestas delegate non delegari potest” (a delegated power cannot be further delegated), unless expressly authorized.
III. When a Special Power of Attorney is Required
Article 1878 mandates that a special power of attorney is necessary for the following acts:
(1) To make such payments as are not usually considered as acts of administration;
(2) To effect novations which put an end to obligations already in existence at the time the agency was constituted;
(3) To compromise, to submit questions to arbitration, to renounce the right to appeal from a judgment, to waive objections to the venue of an action or to abandon a prescription already acquired;
(4) To waive any obligation gratuitously;
(5) To enter into any contract by which the ownership of an immovable is transmitted or acquired either gratuitously or for a valuable consideration;
(6) To make gifts, except customary ones for charity or those made to employees in the business managed by the agent;
(7) To loan or borrow money, unless the latter act be urgent and indispensable for the preservation of the things which are under administration;
(8) To lease any real property to another person for more than one year;
(9) To bind the principal to render some service without compensation;
(10) To bind the principal in a contract of partnership;
(11) To obligate the principal as a guarantor or surety;
(12) To create or convey real rights over immovable property;
(13) To accept or repudiate an inheritance;
(14) To ratify or recognize obligations contracted before the agency;
(15) Any other act of strict dominion.
IV. Essential Requisites and Formalities
For a special power of attorney to be valid, it must comply with both substantive and formal requirements.
Substantively, it must: (a) clearly identify the principal and the agent; (b) contain an express grant of authority; and (c) specify the act or transaction authorized with particularity, leaving no doubt as to its scope.
Formally, the required form often depends on the act authorized:
V. Scope and Interpretation of Authority
The authority granted in a special power of attorney is construed strictly. The agent can only perform those acts which are specified therein and those which are necessary to carry them into effect. It is a fundamental rule that the act executed beyond the scope of the agent’s authority is unenforceable against the principal unless ratified. The special power of attorney itself may specify its validity period, or it may be coupled with an interest, making it irrevocable. In the absence of a specified term, it is generally considered valid until revoked by the principal, the death or incapacity of either party, or the accomplishment of the specific purpose for which it was created.
VI. Consequences of Non-Compliance
Failure to secure a special power of attorney when required by law renders the act or contract void or unenforceable. For instance, a sale of land by an agent without the requisite special power of attorney in a public instrument is void. The principal cannot be bound by the unauthorized acts. Furthermore, a person dealing with an agent is duty-bound to ascertain the extent of the agent’s authority; ignoring this duty may preclude the third party from enforcing the contract against the principal. The agent who exceeds his authority may be held personally liable for damages.
VII. Comparative Table: General vs. Special Power of Attorney
| Aspect | General Power of Attorney | Special Power of Attorney |
|---|---|---|
| Governing Provision | Articles 1876, 1877 (Civil Code) | Article 1878 (Civil Code) |
| Scope of Authority | Broad; covers acts of administration or a wide range of transactions. | Narrow and specific; limited to acts enumerated in the instrument. |
| Required Formality | May be a private writing, but notarization is advisable. | Often requires a public instrument (notarized), especially for acts involving immovables. |
| Typical Use | Managing business affairs, operating bank accounts, general representation. | Selling specific property, borrowing a specific sum, compromising a lawsuit, accepting an inheritance. |
| Interpretation Rule | Interpreted according to the language used and the purpose of the agency. | Strictly construed against the agent; no implied powers beyond what is expressly stated. |
| Revocability | Generally revocable at will by the principal. | May be irrevocable if coupled with an interest in the subject of the agency. |
VIII. Jurisprudential Doctrines
The Supreme Court has consistently upheld the stringent requirements for a special power of attorney. In Litonjua, Jr. v. Litonjua, Sr., the Court held that a power to “receive, collect, and receipt for” money is not a power to sell. In Heirs of Ypon v. Ricaforte, it was ruled that a special power of attorney to mortgage does not include the power to sell. The Court in Siasoco v. Court of Appeals emphasized that a special power of attorney must be express, and the act contemplated must be specifically described. Furthermore, in Sps. Custodio v. Court of Appeals, it was clarified that the special power of attorney to sell must include the essential elements of a sale, such as the price, to be valid.
IX. Practical Applications and Drafting Considerations
In practice, a special power of attorney must be drafted with utmost precision. It should:
X. Conclusion
The rule on special power of attorney requirements is a critical safeguard in the law of agency, designed to protect the principal from unauthorized acts that dispose of substantive rights. Compliance with Article 1878 of the Civil Code is mandatory, not directory. The necessity of a public instrument for transactions involving immovable property is a key formality. Given the strict construction applied by courts, practitioners must ensure that the instrument is drafted with explicit, unambiguous language that confines the agent’s authority to the specifically enumerated acts. Failure to adhere to these requirements exposes the transaction to nullity and the agent to personal liability.
