The phrase "writing duties" refers to responsibilities or tasks that involve writing, such as creating documents, reports, or content for a specific purpose or job. Full definition
Duties: This entry - level Technical Writer performs a variety of writing duties including technical manuals, instructional video development and compilation, video editing and training development. (ziprecruiter.com)
That's a great idea to have kids share writing duties! (selimsraasta.com)
Although we're kicking off the new publishing year with a piece from each author, from now on they will alternate writing duties month by month. (ascd.org)