IPC-6013
Qualification and Performance Spec for Flexible / Rigid-Flex PCB
IPC-6013 covers qualification and performance requirements for Flexible Printed Boards.
Recommended Drawing Note Statement
Should be referenced along with a Class (2 or 3) for acceptance criteria in the PCB Fabrication notes.
Sample Drawing Note
Shall be built and inspected to IPC-6013 Class 2
Relevant Links