Commission Regulation (EC) No 2235/2000 of 9 October 2000 amending Regulations (EC) No 1839/95 laying down detailed rules for the application of tariff quotas for imports of maize and sorghum into Spain and imports of maize into Portugal and (EC) No 1249/96 on rules of application (cereal sector import duties) for Council Regulation (EEC) No 1766/92