FAA 8150.1A : 0

1 PURPOSE
2 DISTRIBUTION
3 CANCELLATION
4 EXPLANATION OF CHANGES
5 APPLICATION OF THIS ORDER
6 RESPONSIBILITIES OF AIRCRAFT ENGINEERING DIVISION
7 RESPONSIBILITIES OF AVIATION STANDARDS NATIONAL FIELD
   OFFICE
8 RESPONSIBILITIES OF DIRECTORATES AND FIELD OFFICES
9 EVALUATION OF APPLICATIONS AND DATA FOR COMPLIANCE
   WITH THE PERFORMANCE STANDARDS OF THE TSO
10 EVALUATION OF QUALITY CONTROL DATA
11 TSO AUTHORIZATION (FAR SECTION 21.605)
12 TSO INDEX
13 APPROVAL OF DEVIATION FROM PERFORMANCE STANDARDS
   (FAR SECTION 21.609)
14 RECOMMENDATIONS FOR NEW TSO'S OR FOR CHANGES TO
   EXISTING TSO'S
15 SERVICE DIFFICULTIES AND NONCOMPLIANCE (FAR SECTIONS
   21.3 AND 21.619)
16 DESIGN CHANGE TO A TSO ARTICLE (FAR SECTION 21.611)
17 REGIONAL DATA FILES, RECORDS, ETC
18 INCOMPLETE SYSTEMS AND MULTIPLE-USE SYSTEMS
19 ISSUE OF LETTERS OF TSO DESIGN APPROVAL, IMPORT
   APPLIANCE (FAR SECTION 21.617)
20 NAME CHANGES OF TSO HOLDERS
21 IDENTIFICATION OF TSO ARTICLES WHICH ARE MODIFIED BY
   PERSONS OTHER THAN THE TSO MANUFACTURER

Gives instructions for use by the field offices in administering the TSO compliance program.