"Writing requirements" refers to the specific guidelines or instructions provided for a writing task or project. It outlines what needs to be written, the format or style to be followed, and any other specifications that must be met.
Thousands of students in most prestigious educational institutions struggle hard to meet essay writing requirements of their professors. (advanced-writer.com)
After that I worked in a dungeon writing requirements for control segment of a new satellite system. (money.stackexchange.com)