Homebuilders are “extremely concerned” about the supply of housing going forward due to “significant delays” in many of the housing supply determinants, the Oireachtas has heard. Photograph: iStockHome builders are “extremely concerned” about the supply of housing in the future due to “significant delays” in many of the housing supply determinants, the Oireachtas has heard. CIF chief executive Andrew Brownlee said the supply of zoned land was the issue he was “especially concerned about”. “Unless we zone and service more land housing supply will not increase.”He said: “Some local authorities have yet to commence the process of varying their development plans and increase the amount of land zoned for housing. “For example, create exemptions for larger water and wastewater infrastructure projects by classifying them as a strategic infrastructure development,” he said.