Many people are asked to produce documentation of how a mental health condition affects their ability to work — for a short-term disability claim, a workplace accommodation request, a leave application, or an employer or insurer requirement. What is usually needed is not a note. It is a structured clinical evaluation and a written report describing observed functional limitations in specific, defensible terms.
That is what this is. The evaluation looks directly at the relationship between your psychological symptoms and your capacity to perform the demands of your work — concentration, memory, pace, consistency, interpersonal demands, stress tolerance, and attendance — and documents it clearly enough to be useful to whoever is reading it.