The initial phases of the Heuston South Quarter (HSQ) complex were completed between 2005 and 2008, includes six buildings with office, residential and retail accommodation. However, the it includes a 3.63 acre development site with appropriate zoning and late in 2021 an application to build almost 400 apartments near the Irish Museum of Modern Art in Dublin was lodged with the planning board.
According to the Office of Public Works (OPW) A 399 unit ‘built to rent’ apartment scheme reaching to 18 storeys in height will have “an unacceptable impact” on one of Ireland’s most important built heritage sites, Royal Hospital Kilmainham (RHK) and its gardens. The OPW informed An Bord Pleanala that the next phase of the Heuston South Quarter (HSQ) scheme “would have a significant detrimental impact on the architectural and historical setting of the Royal Hospital building”.