PEL Procedural Manual 
                                                                                   Part 11 Language Proficiency Test 
                 
                                                                                                                     
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        PART 11.              LANGUAGE PROFICIENCY TEST 
                
           Issue 1 Revision: 00, 30/Nov/2018                                                                       11-1 
                 
                                                                                             PEL Procedural Manual 
                                                                                  Part 11 Language Proficiency Test 
                
                    1. APPROVED LANGUAGE PROFICIENCY TESTING CENTER (LPC) 
                        CERTIFICATE 
                            1.1.  Description of LPC Certificate 
               LPC Certificate is the Certificate which indicates that a center or entity which is approved by 
               the Civil Aviation Authority of Thailand to conduct the test for aviation personnel’s English 
               language proficiency. 
                    2. RELEVANT REGUALTIONS FOR LANGUAGE PROFICIENCY TEST 
                   a)  Regulation of Department of Civil Aviation regarding the Approved Language 
                       Proficiency Testing Center 2011 and the Regulation of Department of Civil Aviation 
                       regarding the Approved Language Proficiency Testing Center 2011 Number 2  
                   b)  Announcement of Department of Civil Aviation regarding the requirement for the 
                       Operation Manual of Civil Aviation Personnel Language Proficiency Testing 2013  
                   c)   Regulation of the Civil Aviation Authority of Thailand On the Qualifications and Criteria 
                       for Designation of Language Proficiency Assessment Personnel for Radio 
                       Communication of Personnel B.E. 2562 
                    3. QUALIFICATION OF AN APPLICANT FOR LPC CERTIFICATE 
                            3.1.  Applicants for LPC Certificate 
                   a)  Must be a juristic person in accordance with the laws of Thailand and have its principal 
                       office located in the Kingdom of Thailand. 
                   b)  Must not currently hold the Certificate of Language Proficiency Testing Center that has 
                       been revoked for less than 2 years. 
                   c)  Must have the Language Proficiency Testing Procedure Manual that conforms to the 
                       guidelines and standards and contains all information prescribed by the Director 
                       General. 
                   d)  Must have at least 3 personnel acting as the interlocutor and rater or at least 3 
                       personnel in each of the foregoing positions, whereby the said personnel shall have 
                       been appointed by the Director General. 
                                              
           Issue 1 Revision: 02, 10/May/2019                                                                      11-2 
                
                                                                                             PEL Procedural Manual 
                                                                                  Part 11 Language Proficiency Test 
                
                   e)  Must have an area specifically designated for test administration, which shall be 
                       organized in an orderly manner such that it is clearly separated from the operational 
                       area, and shall consist of: 
                          (1)  Registration area 
                          (2)  Waiting area that is sufficient for the number of test takers 
                          (3)  Interview rooms that are appropriate and sufficient for the number of test 
                              takers, and shall be equipped with tables, chairs, voice recording devices or 
                              computers, and other equipment necessary for test taking 
                          (4)  Evaluation rooms or workrooms for interlocutors and raters 
                          (5)  Meeting rooms 
                          (6)  Storage rooms for tests and other important documents, which shall be 
                              equipped with an appropriate and adequate security system 
                   f)  Must have an adequate number of personnel who are responsible for management 
                       and administrative tasks. 
                   g)  Must have office equipment and basic facilities that are appropriate and adequate for 
                       the operation, including areas for public relations activities in connection with the test, 
                       such as announcement of the name list of test takers, rules, regulations, and 
                       recommendations for test taking. 
                   h)  Must satisfy any other qualification requirements prescribed by the Director General. 
                    
           Issue 1 Revision: 02, 10/May/2019                                                                      11-3 
                
                                                                                             PEL Procedural Manual 
                                                                                  Part 11 Language Proficiency Test 
                
                    4. INTERLOCUTORS AND RATERS CERTIFICATE 
                            4.1.  Description of Aviation English Language Proficiency 
                                    Interlocutor/Rater 
               Any person who will interview or rate the score of language proficiency to Personnel shall 
               obtain the Interlocutor or Rater Certificate from the CAAT. 
                            4.2.  Qualifications of Applicant for Designated Language 
                                    Proficiency Interlocutor/Rater 
                  The Applicant shall have the qualifications and shall not possess any prohibited 
                  characteristics, as follows: 
                   (1) Having earned a bachelor’s degree or higher, or being a current or former holder of 
                       Personnel Licence in Thailand or Personnel Licence issued by a contracting state or a 
                       state entering into an agreement with Thailand; 
                   (2) Having attained any of the following test results: 
                       (a) The result of ICAO Language Proficiency Level 6, and the test result must be valid 
                          at the time of application; or 
                       (b) The overall IELTS score of 7 or higher with the listening and speaking scores of at 
                          least 7.5, or the overall TOEFL score of 95 or higher with the listening and speaking 
                          scores of at least 96, whereby the test result must not exceed the validity period 
                          of two years at the time of application. 
                   (3) Having completed an ICAO Language Proficiency Assessment training course that has 
                       been approved by the Director General; 
                   (4) Not currently being the holder of a suspended Language Proficiency Interlocutor/Rater 
                       Certificate; 
                   (5) Not being the holder of a Language Proficiency Interlocutor/Rater Certificate that has 
                       been revoked for less than two years; 
                   (6) Not being a person who has committed a corrupt act such that it impairs his/her 
                       credibility, or being a person who exhibits behaviour that is deemed inappropriate to 
                       be appointed as the Language Proficiency Interlocutor/Rater. 
                
           Issue 1 Revision: 02, 10/May/2019                                                                      11-4