US HB4989

Requires HUD and USDA to enter a memorandum of understanding within 180 days to coordinate on jointly-funded housing projects, including evaluating categorical exclusions under NEPA and streamlining environmental review processes

Mandates the two agencies establish a lead agency designation process and develop procedures to adopt each other's environmental impact statements and assessments for housing construction

Creates an advisory working group within 180 days consisting of rural and non-rural stakeholders including affordable housing nonprofits, state housing agencies, home builders, property managers, public housing agencies, and residents

Requires a report to Congress within 1 year with recommendations for legislative, regulatory, or administrative actions to improve efficiency of jointly-funded housing projects

Stipulates that any recommendations must not reduce resident safety, shift long-term costs onto residents, or undermine environmental standards