“DOEE has indicated that it intends to prohibit purely residential buildings from building underground parking garages unless they obtain a code modification. Mixed-use projects, however, would be allowed to use underground parking garages ‘by right’ and no longer need to obtain a variance. These proposed changes would place another obstacle to delivering affordable housing in the District.”

https://www.jdsupra.com/legalnews/d-c-s-department-of-energy-environment-94186/