A bill to prohibit the exportation of grain from the United States whenever the supply of grain is not sufficient to meet domestic needs.

Directs the President to prohibit the exportation of grain from the United States until such time as the Secretary of Agriculture determines that the supply of grain in the United States is sufficient to meet domestic needs. States that thereafter the President shall only permit grain to be exported from the United States which is in excess of domestic needs as determined by the Secretary of Agriculture. Penalizes any person who exports grain in violation of this Act by a fine of not more than $10,000 or imprisonment of not more than one year, or both.