The Government has insisted it will continue to “robustly defend” a legal challenge against its new apartment standards following claims there will be a “significant” development in the case on Monday. She said the Chief State Solicitor had sent a letter to Mr Moriarty and others involved in the challenge on Friday night which set out a “significant development” in the case. [ New apartment planning standards to be challenged in High CourtOpens in new window ]“The Government’s position has not changed. But a Government source said its position “has not changed and it will continue to robustly defend the legal challenge”. “It remains the view of Government that the July 2025 planning design standards for apartment guidelines are operational, lawful and a critical component of improved viability.”