; by (ii) the difference between— (I) 1.0; and (II) the quotient obtained by dividing— (aa) the carbon intensity of the generator; by (bb) 0.82. (6) Direct air capture of carbon dioxide (A) Quantity of credits The Secretary shall issue to an entity that captures carbon dioxide from the atmosphere and stores or utilizes such carbon dioxide 1 zero-emission electricity credit for every 0.82 metric tons of carbon dioxide equivalent that is captured and stored or utilized. (B) Special rules (i) Regulations Subject to clause (ii), not later than 1 year after the date of enactment of this Act, the Secretary shall promulgate regulations establishing— (I) the conditions under which carbon dioxide may be safely and permanently stored for purposes of issuing zero-emission electricity credits under this paragraph; (II) the methods and processes by which carbon dioxide may be utilized in a manner that ensures the removal of the carbon dioxide safely and permanently from the atmosphere, including utilization in the production of substances, such as plastics and chemicals