Agent's authority may be express or implied? What are the Definitions of express and implied authority? Section 186 and 187 of Indian Contract Act 1872
186. The authority of an agent may be express or implied
187. An authority is said to be express when it is given by words spoken or written. An authority is said to be implied when it is to be inferred from the circumstances of the case; and things spoken or written, or the ordinary course of dealing, may be accounted circumstances of the case.
Illustration
A owns a shop in Serampore, living himself in Calcutta, and
visiting the shop occasionally. The shop is managed by B, and he
is in the habit of ordering goods from C in the name of A for
the purposes of the shop, and of paying for them out of A's
funds with A's knowledge. B has an implied authority from A to
order goods from C in the name of A for the purposes of the
shop.
Section 186 - Agent's authority may be express or implied
Section 187 - Definitions of express and implied authority
Section 188 - Extent of agent's authority
Section 189 - Agent's authority in an emergency
Section 190 - When agent cannot delegate
Sub-agents
Section 191 - Sub-agent defined
Section 192 - Representation of principal by sub-agent properly appointed
Section 193 - Agent's responsibility for sub-agent appointed without authority
Section 195 - Agent's duty in naming such person
Ratification
Section 196 - Right of person as to acts done for him without his authority
Section 197 - Effect of ratification Ratification may be expressed or implied
Section 198 - Knowledge requisite for valid ratification
Section 199 - Effect of ratifying unauthorized act forming part of a transaction
Section 200 - Ratification of unauthorized act cannot injure third person
Revocation of Authority
Section 201 - Termination of agency
Section 202 - Termination of agency, where agent has an interest in subject-matter
Section 203 - When principal may revoke agent's authority
Section 204 - Revocation where authority has been partly exercised
Section 205 - Compensation for revocation by principal, or renunciation by agent