Three Things a Rate Statement Needs
Quote direction: “1 EUR = 1.25 USD” expresses USD for each EUR. Its reciprocal expresses EUR for each USD, so the numbers cannot be interchanged while keeping the same units.
Transaction date: A provider quote or payment date identifies an event to investigate. It does not automatically establish the accounting recognition date under the organization's applicable framework.
Planning assumption date: A budget rate belongs to a dated planning assumption. Its usefulness for a plan does not make it the rate obtained from a provider later.
Follow the Units
All rates and dates in this example are invented. A September 30, 2026 plan assumes 1 EUR = 1.25 USD. A provider quote associated with a November 10, 2026 payment instead says 1 EUR = 1.20 USD. The exercise excludes fees, taxes and rounding.
| Calculation | Units and Result |
|---|---|
| Planned USD equivalent of 400 EUR | 400 EUR × 1.25 USD/EUR = 500 USD |
| Equivalent using the later provider quote | 400 EUR × 1.20 USD/EUR = 480 USD |
| Difference between these two equivalents | 500 USD - 480 USD = 20 USD |
| Reciprocal of the planning assumption | 1 ÷ 1.25 = 0.80 EUR/USD |
| Convert the planned equivalent back | 500 USD × 0.80 EUR/USD = 400 EUR |
Multiplying 400 EUR by 0.80 EUR/USD does not convert EUR into USD: the units do not cancel that way. The 20 USD difference compares two fictional equivalents. It is not a statement of a realized accounting gain, transfer charge or amount actually received.
Planning Rate Versus Accounting Rate
The budget owner explains the planning assumption and its date. The accounting owner identifies the applicable framework, recognition event, rate evidence and any later measurement requirements. Payment, invoice and recognition dates can pose different questions; this page chooses none for a real transaction.
What This Page Does Not Decide
No rate here is current market data, a guaranteed quote, a tax instruction or an accounting entry. Missing rate evidence remains missing. Use a proposal budget to record assumptions, without treating its planning rate as automatic accounting authority.
Source Scope
The ECB reference-rate page, checked November 1, 2026, describes informational rates and discourages transaction use. FRS 102, September 2024, section 30 addresses recognition and measurement within its UK and Ireland scope. HMRC CFM12070, published April 2016, discusses rate evidence within UK company taxation. The Charity Commission's 2011 funds guidance provides England and Wales charity risk context. ASIC Moneysmart, September 2026, and FCAC, October 2026, discuss provider rates for Australian and Canadian consumers respectively; their consumer protections do not establish NGO rights.