The Home Builders Federation has flagged a significant economic consequence of Wales's sluggish house-building rate: local councils are forfeiting hundreds of millions of pounds in infrastructure and community investment. The shortfall in housing delivery directly reduces developer contributions that fund schools, transport, and utilities. This represents a systemic loss of economic stimulus at regional level. The HBF's warning carries political weight, as it frames housing undersupply as a fiscal problem affecting public services across Wales.