A valid contract in Zambia is an agreement between one or more parties that is legally binding and enforceable by law. The agreement creates reciprocal rights and obligations on each party. If one party fails to perform their obligations or performs them differently from what was agreed, that party is in breach and the innocent party is entitled to a remedy.
For employment contracts specifically, Zambia has additional requirements. A contract of employment must be in writing [Employment Code Act, S.22]. The parties must execute the contract by appending a signature or affixing a thumb or fingerprint [Employment Code Act, S.4]. Within thirty days of entering into a written employment contract, the employer must submit three copies to an authorised officer for attestation [Copyright Act, S.25].
For electronic agreements, the law recognises that contracts can be formed and remain valid even when created through electronic communications and transactions, provided they meet the legal requirements for formation and validity [Electronic Communications and Transactions Act, S.21].
In summary, a valid contract requires a binding agreement with clear obligations between parties. Where the law specifies a particular form (such as writing for employment contracts), that form must be followed for the contract to be enforceable.