# kaal:claim:5886342-025

**Claim.** Choosing the Codex carries a default incorporation of the UNIDROIT Principles of International Commercial Contracts 2016 as the basis of the parties' contractual relationship, unless the Codex provides different rules or the parties expressly exclude them.

**Type.** design  **Support.** asserted

**Holds when.**

- unless the Codex provides a different rule
- unless the parties expressly exclude the Principles

**Source quote.**

> agree to use the UNIDROIT Principles of Interna-

**From.** Furrer Andreas, Wulf A. Kaal, Stephan D. Meyer, *Universal Digital Law Codex (UDLC)* (2025), Part B, Book III, Section 1, Article 45 UNIDROIT Principles, page 11

**Cite as.** Furrer Andreas, Wulf A. Kaal, Stephan D. Meyer, Universal Digital Law Codex (UDLC) (2025). SSRN: https://ssrn.com/abstract=5886342

**Verify.** sha256 of source PDF `dc456a1ce2ea4a356dbcb35dc900ec36be94b8c9b6da4a2c8c268d6301f66359` at https://raw.githubusercontent.com/wulfkaal/Academic-Papers/main/papers/pdf/Andreas%20et%20al.%20-%202025%20-%20Universal%20Digital%20Law%20Codex%20%28UDLC%29.pdf

**Topics.** law-and-legal-systems

**Keywords.** unidroit, default-rules, contract-law, incorporation-by-reference

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