This report was released in December 2020. From the Introduction / About the Report page (page 4):
The Connecticut Department of Housing, together with Regional Plan Association and partners across the state, have worked together to create this guidebook to help municipalities develop their local affordable housing plans, as required by state statute § 8-30j.
While § 8-30j requires all towns to create an affordable housing plan by spring 2022, it doesn’t specify what should be included, leaving many local communities with questions, like: