It's accessible in that you don't need to be terminally ill or get your doctor's permission. If you want Dignitas to kill you, they will.
"I am, finally, so glad I never quit Belgium. This country allows for death on demand, for patients who are terminal or have a bad enough quality of life. *It takes three doctors and a psychiatrist, in the second case, and four weeks' waiting period.* In the first case, it takes one doctor's opinion."