(a) The Commissioner shall promulgate rules and regulations to determine permissible levels of investment and permissible concentrations of assets for savings banks applicable to all lending and investment authority granted by this Article 6. The rules and regulations shall give due regard to capital adequacy, operating income, underwriting standards, risk inherent in the investment or loan, and competitive parity with other financial institutions.
     (b) Violations of any of the provisions of this Article 6 shall constitute an unsafe and unsound practice and may subject the savings bank, its directors, officers, or agents to enforcement actions, civil money penalties, or other sanctions as provided in this Act.