interface ITaxZoneRow {
    tax_zone_match_criterion: string;
    valid_from: string;
    valid_to: string;
    nintendo_vat_code: string;
}
declare function validateTaxZoneMatchCriterionRows(data: ITaxZoneRow[]): string;
export declare const VALIDATION_FUNCTIONS: {
    validateTaxZoneMatchCriterionRows: typeof validateTaxZoneMatchCriterionRows;
};
export declare const compareDates: ([firstName, secondName, cmpSymbol]: [string, string, string], row: object, rowIndex: number) => string;
export {};
