Client due diligence is repeated at every step of a cross-border payment. Each institution in the chain verifies the same counterparty, screens the same names and fits the same client to its own profile. The work is not duplicated because institutions distrust one another; it is duplicated because the trust between them is bilateral, personal and non-transferable. Move trust from a private understanding to a codified multilateral rule, and the economics change for the whole network. This is general information, not legal or regulatory advice.

The cost of bilateral trust

In a bilateral model, institution A may accept institution B's diligence, but that acceptance does not extend to C, or to any relationship B has elsewhere. Trust has to be re-established for each pairing. Verification that could be performed once is instead performed many times along every chain, and the total cost falls on everyone — including the end client, through pricing.

What FATF Recommendation 17 allows

FATF Recommendation 17 recognises that a regulated institution may rely on client due diligence performed by another regulated institution. That is the basis for replacing repeated verification with a single validated check, provided the relying institution still meets its own obligations. When many institutions sign one agreement rather than many bilateral ones, reliance becomes multilateral: diligence performed once can be relied upon broadly.

Why the network, not the institution, saves

Bilateral reliance saves one institution one relationship. Multilateral reliance changes the base cost of the network. The same diligence is reused across participants, so a single verification serves many operations. The saving is not a discount extracted from someone; it is work that no longer needs to be repeated.

The limits that remain

Reliance does not transfer legal responsibility. Each institution keeps its own duties, cross-border reliance is not permitted everywhere, and local-law limits are checked per jurisdiction. A multilateral agreement must fix the minimum standard, the data that travels with each operation and access to documents on request.

In short

  • Cross-border verification is repeated because trust is bilateral.
  • FATF Recommendation 17 lets one institution rely on another's diligence.
  • A single multilateral agreement replaces many bilateral ones.
  • The saving accrues to the network, then to clients through pricing.
  • Reliance never transfers legal responsibility; local limits apply.

Read how reliance is structured at /protocol/.