The provisions of the EPC concerning the filing of drawings (see A‑II, 5, and A‑III, 3.2) are identical with the corresponding provisions of the PCT and therefore no supplementary examination is necessary, provided that the provisions of Rule 11 PCT have been complied with (see also E‑IX, 2.3.2).
Source: http://www.epo.org/law-practice/legal-texts/html/guidelines/e/e_ix_2_3_9.htm
Date retrieved: 17 May 2021