CURRENCY & COST COMPARISON
Base currency
Base currency identifies a reference currency in a specified context. In a currency pair it is the first currency; software may use the term for a configured accounting or reporting reference.
BASE CURRENCY IN PRACTICE
- Define the contextIdentify the currency concept and purpose.
- State the rateRecord direction, source and date.
- Reconcile valuesPreserve original and converted amounts.
Use the agreed units, actual records and approved procedures for your operation.
A WORKED EXAMPLE
USD 1,000 × CAD 1.35 per USD.
At a hypothetical rate of CAD 1.35 for USD 1, a USD 1,000 freight amount converts to CAD 1,350 for the stated comparison. This is not a current exchange rate or prescribed accounting treatment. Retain original currency, rate direction and date so the conversion can be reproduced.
WHAT THIS MEANS FOR YOUR QUOTE
Agree the requirement before comparing quotes
Use the actual shipment, stock and service requirements. Record the billing unit, included work and responsibility for exceptions.
A LITTLE MORE CONTEXT
Questions about Base currency
Is base currency always invoice currency?
No. The intended context determines the reference.
Can functional currency be chosen just for convenience?
IAS 21 links it to the primary economic environment. Confirm the rules that apply with finance.
Does a budget rate fix settlement cost?
No. Settlement arrangements, timing and fees can produce a different amount.
Source & example notes
IFRS Foundation: IAS 21 and currency concepts.
Sources provide background on the linked topic. Product documentation describes a particular implementation; confirm the rules, contract and procedures that apply to your operation.
Quantities, costs and scenarios are illustrative, not operating targets, approved handling instructions or guarantees. Source guidance reviewed 22 October 2026.
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