declare const SUPPORTED_COUNTRY_CODES: readonly ["en", "nl"];
declare const SUPPORTED_LANGUAGES: readonly ["en", "nl"];
declare type IsVatIdValidResponse = {
    isValid: boolean;
    message: string;
};
declare type CountryCodeType = typeof SUPPORTED_COUNTRY_CODES[number];
declare type SupportedLanguageType = typeof SUPPORTED_LANGUAGES[number];
export declare const checkVatId: (vatId: string, countryCode: CountryCodeType, lang?: SupportedLanguageType) => IsVatIdValidResponse;
export {};