CFP professionals are authorized to use the CFP®, CERTIFIED FINANCIAL PLANNER™ and 
certification marks. They identify that you have met rigorous ethics, competency and professional practice standards to deliver financial planning.
The marks must always be used in compliance with trademark law.
Below is a summary Trademark Usage Guide, specific to CFP professionals practicing in Ireland, with some common uses and examples:
Trademark-Usage-Summary-Guide.pdf
Below is the full, detailed global CFP Trademark Usage Guide:
TM-Usage-Guide-2016.pdf