(a)
the total annual value, exclusive of VAT, of their supplies of goods and services does not exceed by more than EUR 35 000 , or the equivalent in national currency, the amount of the annual turnover which is used as a reference for taxable persons covered by the exemption for small enterprises provided for in Article 284;
(b)
the total annual value, exclusive of VAT, of supplies of goods carried out by them in accordance with the conditions specified in Article 138 does not exceed EUR 15 000 or the equivalent in national currency;
(c)
none of the supplies of goods carried out by them in accordance with the conditions specified in Article 138 is a supply of new means of transport.