; (2) housing prices throughout the United States or a significant portion of the United States have declined significantly, as measured by the applicable housing price index of the Federal Housing Finance Agency; or (3) available credit for the purchase of housing or such other economic conditions exist sufficient to evidence a significant contraction of capital throughout the United States or a significant portion of the United States, as measured by a metric identified by the Director and the Chief Risk Officer in a written notice made publicly available, and provided to the Congress, in advance of such determination. (b) Conditions of termination Upon making a determination under subsection (a), the Board, after consultation with the Chief Risk Officer, shall also identify measurable criteria for determining that the conditions determined under subsection (a) have ceased to exist. (c) Notice to Congress Upon making a determination under subsection (a), the Board, after consultation with the Chief Risk Officer, shall provide written notice to the Congress of such determination and the specific measurable criteria identified pursuant to subsection (b). (d) Effect of temporary alternative capital ratio During any period that a temporary alternative capital ratio is in effect pursuant to subsection (a) with respect to any Fund— (1) in the case of a temporary capital ratio for the Mutual Mortgage Insurance Fund, subsections (a) and (c) of section 217 and section 218 shall not apply; (2) such temporary and alternative capital classifications as the Director shall establish shall be in effect with respect to such Fund