Lisäehtoja
Lisäehtoja are supplementary clauses appended to a contract to modify, specify, or extend its terms for a particular transaction or party. They are usually attached as an annex, rider, or separate agreement and become binding once the parties have agreed to them. Lisäehtoja allow contracting parties to tailor general terms and conditions (GTC) to the specifics of a deal, address issues not covered by the main contract, or reflect negotiated concessions.
Formation and enforceability: Lisäehtoja require mutual assent and clear, intelligible language. In many jurisdictions they must
Content and examples: Typical lisäehtoja address payment terms (due dates, penalties), delivery terms and risk transfer,
Relationship to general terms: Lisäehtoja complement but do not override mandatory provisions of the main contract
See also: addendum, annex, contractual amendment, terms and conditions.