Austin council adopts 'site-plan light' for small multifamily projects after amendments

Council Member Paige Ellis moved and the council adopted a revised “site-plan light” pathway (Item 37) to streamline permitting for small multifamily and infill residential projects of five to 16 units, with several amendments added on the dais.

The ordinance, as approved, creates an expedited site-plan and subdivision process intended to make smaller multifamily development less costly and quicker to complete while retaining city oversight through other safeguards. Councilmember Ellis said the change is “phase 2” of earlier work that removed full site-plan review for three- and four-unit projects and that staff and stakeholders spent more than two years refining the approach.

The measure drew dozens of public speakers during a long public hearing. Monica Guzman, policy director at Go Austin Vamos Austin (GAVA), opposed the proposal’s drainage approach, saying it would “remove drainage review requirements for sites up to 1.5 acres” and that the change risks cumulative localized flooding because it relies on directing stormwater “into the street with no review to determine if the existing infrastructure can handle the drainage.” Supporters including housing advocates and missing-middle developers called the change a needed step to expand housing supply. Rhys Armstrong said Austin is in a housing crisis and that “moving towards more missing middle and infill housing allows us to really gain the benefits of building out new affordable units.”

Council members debated flood-risk safeguards and follow-up steps. Council Member Chito Vela offered two amendments that passed without objection: one adjusted the subdivision review threshold to align drainage and water-quality triggers (setting the square-foot threshold so 45% of lot area corresponds to about 8,000 square feet of impervious cover) and a second directing staff to explore fee-in-lieu options for on-site drainage and other small-project utility costs. Council Member José Velásquez won two amendments requiring that infill project metrics be included in the annual Home report and that Watershed Protection report on process improvements and drainage criteria updates. Council Member Ryan Alter secured a direction for the city manager to report back later in the year with fee-and-timeline comparisons so council can monitor whether permitting costs create perverse incentives.

Watershed Protection Director Jorge Morales testified that the department would work with the council on the threshold and would evaluate incoming applications and report back on implementation. The department emphasized that localized flooding and broader creek/river flooding are different phenomena and that larger-scale capital work will be needed to address long-standing problem areas.

The final motion (staff version of Item 37, as amended) was adopted; Council Member Mark Duchin was shown voting no. Several councilmembers and staff noted the ordinance is one step in a longer process that will include continued work on utilities, capital investments for drainage, and monitoring of outcomes.

What happens next: The council directed staff to return with monitoring data and specified follow-ups: a fee-in-lieu study, Watershed reporting on criteria and process updates, and an evaluation of how fees and timelines influence developer choices. Councilmembers said the reporting will inform future adjustments and capital budgeting for drainage and stormwater work.