PCT International Search and Preliminary Examination Guidelines
PART VIII CLERICAL AND ADMINISTRATIVE PROCEDURES
Chapter 22 Clerical and Administrative Procedures
22.01 The International Preliminary Examining Authority receives the demand for international preliminary examination normally directly from the applicant. Alternatively the International Preliminary Examining Authority may receive the demand from the International Bureau, a Receiving Office, an International Searching Authority or a non-competent International Preliminary Examining Authority under Rule 59.3.