Tier One Capital

Definition ∞ Tier One Capital represents a bank’s core capital, consisting primarily of common equity and retained earnings, considered the most reliable form of financial strength. It serves as a bank’s primary buffer against unexpected losses, indicating its ability to absorb financial shocks. Regulators mandate minimum Tier One Capital ratios to ensure the solvency and stability of financial institutions. This capital is crucial for maintaining public trust.
Context ∞ The treatment of digital assets in relation to Tier One Capital requirements is a significant area of discussion for global banking regulators. Proposals from bodies like the Basel Committee suggest that certain high-risk digital asset holdings may not qualify as Tier One Capital or may even require deductions from it. This regulatory stance directly influences how traditional banks can participate in the digital asset market, impacting their balance sheets and risk assessments.