Zaliczek
Zaliczek is a term used in Polish language to denote a partial payment made before fulfilling a contract or service. The standard Polish form is zaliczka (plural zaliczki); the spelling zaliczek is less common and may appear in some dialects or informal usage. In official documents it is advisable to use zaliczka.
Purpose and function: A zaliczka serves as a commitment by the purchaser and provides the seller or
Relation to other prepayments: In Polish civil law, zaliczka is distinct from zadatek, another form of security.
Common uses: Zaliczki are frequently used in real estate transactions, construction projects, service contracts, and reservations
Legal and practical notes: The exact handling of a zaliczka—whether it is refundable, how it is applied