The health care proxy shall:\n(i) identify the principal and the health care agent;\n(ii) indicate that the principal intends the agent to have authority to make health care decisions on the principal's behalf;\n(iii) describe the limitation, if any, that the principal intends to impose upon the agent's authority; and\n(iv) indicate that the agent's authority shall become effective if it is determined pursuant to section six that the principal lacks capacity to make health care decisions.
Massachusetts Legal Code