What is the health and safety code for cleaning upstairs outside windows for government subsidised housing?

Question:for cleaning upstairs outside windows for government subsidised housing. I live in california in a subsidised housing complex and they told me to clean the outside of the upstairs windows by hanging out of them, everyone i have spoken to has told me that is a health and safety code violation but i can't find it can some one help me with this.
thanks.

Answers:
Don't know the code, but have you tried washing them from the ground using a garden hose, or borrowing a ladder from central maintenance?