Bristles Grading and Marking Rules 1969Central Rules · 1937
(1) Grade designations indicating the quality of bristles as set out in column 1 of Schedules I to IX-A shall be known as “General Grades”.
(2) In addition to the .grade designations referred to in sub-rule (1), there shall also be “Special Grades” and “Select Grades” which shall satisfy the conditions specified in Schedules X to XI-A respectively.