removing a cupola without the proper zoning relief in hand

See these tweets:

where did the cupola on top of this #BloomingdaleDC rowhouse on the unit block of Seaton Pl NW go? Wouldn't this need to go before the BZA? pic.twitter.com/jepEEbFGpx

— Scott Roberts (@ScottRobertsDC) November 18, 2017

The answer is yes. 2016 zoning re-write says rooftop architectural features cannot be "removed or significantly altered"

— Greg Upwall (@GregUpwall) November 19, 2017