code: public static int getIbanLength(final CountryCode countryCode) {
          final BbanStructure structure = getBbanStructure(countryCode);
          return COUNTRY_CODE_LENGTH + CHECK_DIGIT_LENGTH + structure.getBbanLength();
      }
docs: Returns iban length for the specified country.
  
  @param countryCode {@link org.iban4j.CountryCode}
  @return the length of the iban for the specified country.