Jersey vs Guernsey: which jurisdiction wins?

Jersey vs Guernsey — both credible, very different trade-offs. Below: side-by-side on the variables that actually move the decision.

	Jersey	Guernsey
Tax headline	0% (10% financial services, 20% utilities)	0% (10% banking/insurance)
Formation days	5	5
First-year cost	$5,500	$5,500
Treaties	14+	12+
Substance	Economic substance for relevant activities	Substance Law 2018
Banking	Tier-1 (HSBC, Barclays, Standard Chartered)	Channel Islands tier-1 banks

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