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Glossary

Glossary of contract, invoicing and e-signature terms

Brief explanations of terms that recur in contracts and business documents.

Non-disclosure agreement (NDA)
A contract in which a party promises to keep received information confidential and not use it beyond the agreed purpose.
Force majeure
An event beyond the parties’ control, unforeseeable and unavoidable, that prevents performance; contracts usually regulate its effects.
Penalty clause
A clause that fixes compensation in advance if a party breaches or is late.
Interim certificate
A contractor’s payment request for work completed in a period, approved before payment.
Quotation
A document showing price and terms before agreement, usually not binding until accepted.
Purchase order
A buyer’s formal request to a supplier for items at agreed quantities and prices.
Tax invoice
An invoice with seller, customer and tax details, usually issued between businesses.
Simplified invoice
An invoice for end consumers with fewer details that includes a QR code.
E-invoicing QR code
A code carrying core invoice data such as seller name, VAT number, total and VAT in Base64 encoding.
E-signature
Electronic data that identifies the signer and shows agreement to a document’s content.
Audit trail
A record of every action on a document: who did what and when.
Contract lifecycle
The stages of a contract from request, drafting, approval and signing to performance, renewal and termination.
Parties
The persons or entities bound by the contract; each party’s capacity must be stated.
Probation period
An initial period in an employment contract during which the employee can be assessed and the contract ended under legal limits.
End-of-service award
An amount an employee is owed when employment ends under labour law.
Arbitration
Resolving a dispute outside court before an arbitrator or panel the parties agree on.

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