(a) Total capital. An Enterprise must maintain total capital not less than the amount equal to 8.0 percent of the greater of:

(1) Standardized total risk-weighted assets; and

(2) Advanced approaches total risk-weighted assets.

(b) Adjusted total capital. An Enterprise must maintain adjusted total capital not less than the amount equal to 8.0 percent of the greater of:

(1) Standardized total risk-weighted assets; and

(2) Advanced approaches total risk-weighted assets.

(c) Tier 1 capital. An Enterprise must maintain tier 1 capital not less than the amount equal to 6.0 percent of the greater of:

(1) Standardized total risk-weighted assets; and

(2) Advanced approaches total risk-weighted assets.

(d) Common equity tier 1 capital. An Enterprise must maintain common equity tier 1 capital not less than the amount equal to 4.5 percent of the greater of:

(1) Standardized total risk-weighted assets; and

(2) Advanced approaches total risk-weighted assets.

(e) Core capital. An Enterprise must maintain core capital not less than the amount equal to 2.5 percent of adjusted total assets.

(f) Leverage ratio. An Enterprise must maintain tier 1 capital not less than the amount equal to 2.5 percent of adjusted total assets.

(g) Capital adequacy. (1) Notwithstanding the minimum requirements in this part, an Enterprise must maintain capital commensurate with the level and nature of all risks to which the Enterprise is exposed. The supervisory evaluation of an Enterprise's capital adequacy is based on an individual assessment of numerous factors, including the character and condition of the Enterprise's assets and its existing and prospective liabilities and other corporate responsibilities.

(2) An Enterprise must have a process for assessing its overall capital adequacy in relation to its risk profile and a comprehensive strategy for maintaining an appropriate level of capital.