GB00B1YW4409:

Frequency test: 2,500,000 / 800,000,000 = 0.313% → Below 1%. **FAIL.** - Size test: 2,500,000 / 18,000,000 = 13.9% → Below 15%. **FAIL.** - **Result: Verdant Bank is NOT an SI** in GB00B1YW4409.