1. revocation
2. withdrawal of the agent
3. death, civil interdiction, insanity or insolvency of the principal or of the agent
4. dissolution of the firm or corporation which entrusted or accepted the agency
5. accomplishment of the object or purpose of the agency
6. expiration of the period for which the agency was constituted
NOTE: list not exclusive; causes particular only to agency; may be extinguished by the modes of extinguishment of obligations in general whenever they are applicable, like loss of the thing and novation