The state of Massachusetts requires the professional engineer stamp to be 1 1/2 inches in diameter. We offer the Massachusetts professional engineer stamp in one size; 1 1/2 inches.
In case you have any questions on the Massachusetts professional engineer stamp requirements or any other regulatory questions, we have included the Massachusetts Engineer boards contact information below for your convenience.
Massachusetts State Board:
Division of Professional Licensure
1000 Washington Street, Suite 710
Boston, Massachusetts 02118-6100