<h1>Reference rate for the US dollar establishes cross currency exchange rates for euro, pound and yen.</h1> The Reserve Bank of India published the reference rate for the US dollar and the prior day's figure, used as the baseline to derive exchange rates for the euro, pound sterling and Japanese yen against the rupee. The release states that the SDR Rupee rate will be based on the published reference rate, linking SDR valuation to the RBI's USD reference.