SB 5591
In CommitteeSenate
Affordable housing/sales tax
Creating a sales and use tax remittance program for affordable housing.
This status may be delayed. See Action History below for the latest updates.
How does a bill become law?
- Introduced: The bill is filed and assigned a number.
- Committee: A subject-matter committee holds hearings, takes public testimony, and decides whether to advance the bill.
- Floor Vote: The full chamber (House or Senate) debates and votes on the bill.
- Opposite Chamber: The bill repeats the committee and floor vote process in the other chamber.
- Governor: The Governor reviews the bill and decides whether to sign or veto it.
- Signed: The bill has been signed into law.
AI Analysis
This bill establishes a sales and use tax remittance program to support affordable housing development in Washington. Developers who build qualifying projects with at least 50% affordable units for low-income households can apply to get back the sales and use taxes they paid during construction. Half the refunded taxes go to the developer and half to the local government, which must use its share for affordable housing or related services.
- Creates a new tax remittance program allowing eligible housing developers to apply for refunds of sales and use taxes paid on construction of qualifying affordable housing projects.
- Requires qualifying projects to include at least 50% of units affordable to low-income households for at least 40 years, with affordability defined by income and cost thresholds.
- Sets up a two-step approval process: first by the city or county (issuing a conditional certificate), then by the Washington State Department of Revenue (issuing final approval and remittance).
- Requires developers to submit annual reports for 40 years to verify continued affordability, and allows local governments to reclaim tax remittances if units are no longer affordable.
- Limits use of refunded funds by cities and counties to affordable housing development, acquisition, rehabilitation, supportive services, and related costs.
- Includes a sunset clause: the program applies only to projects receiving a certificate of completion on or before December 31, 2035.
Who is affected
- Affordable housing developers (nonprofit and for-profit) — Nonprofit and for-profit housing developers who build or rehabilitate affordable housing projects that meet the bill’s criteria can apply for and receive refunds of sales and use taxes they paid during construction.
- Cities and counties — Local governments (cities and counties) that adopt the program can receive half of the state and local sales and use taxes paid on qualifying projects, which they must use to support affordable housing and related services.
- Low-income households — Low-income households benefit from increased availability of affordable rental and ownership housing units that must remain affordable for at least 40 years.
- Washington State Housing Finance Commission — The Washington State Housing Finance Commission administers eligibility rules for developers and works with local governments to implement the program.
Pro/Con Analysis
Stronger case for benefits
Potential Benefits (5)
The program directly increases the supply of affordable housing by reducing developers’ construction costs—especially for projects with 50%+ affordable units—while requiring those units to remain affordable for 40 years. This creates long-term housing stability for low-income households, who otherwise face severe shortages and rent burdens. The 40-year covenant is unusually strong and addresses the common problem of affordability expiring after 15–20 years in existing programs. Evidence from similar tax abatement programs (e.g., Seattle’s Incentive Zoning) shows that tax incentives significantly increase affordable unit production when paired with long-term affordability covenants.
HousingPeopleRef: Sec. 9(2)(a); Sec. 11(1)(a)-(e)Local governments may use remittance funds for behavioral health treatment and supported housing services, directly improving access to care for people with mental health or substance use disorders. This is particularly impactful in Washington, where behavioral health gaps contribute to homelessness and ER overuse. By allowing counties to fund integrated services, the bill supports a holistic approach to housing stability that benefits vulnerable populations and reduces long-term public costs (e.g., emergency services, incarceration).
HealthcarePeopleRef: Sec. 11(1)(d)-(e); Sec. 11(2)The program enables local governments to fund operation and maintenance of affordable housing—addressing a critical gap in existing programs that focus only on construction. Many affordable housing developments fail not due to lack of units, but lack of ongoing operational funding, leading to deterioration and displacement. By allowing use of remittance funds for operations, the bill improves sustainability and reduces long-term turnover, benefiting low-income households who rely on stable, well-maintained housing.
HousingPeopleRef: Sec. 9(2)(b); Sec. 11(1)(c)The program supports construction-sector jobs by making affordable housing development more financially viable, especially for nonprofit and community-based developers who often struggle to secure financing. While large developers may benefit, the eligibility criteria (Sec. 4(1)(a)) explicitly include nonprofits, public authorities, and cooperatives—groups that typically serve low- and moderate-income communities. The bill’s structure favors projects with strong community ties, increasing the likelihood that jobs and benefits stay local. However, the overall job impact depends on project scale and local labor standards, so the benefit is moderate.
Business & EmploymentPeopleRef: Sec. 9(2)(a); Sec. 11(1)(a)The program supports acquisition and rehabilitation of existing structures for affordable housing, which is often more cost-effective and faster than new construction—especially in high-demand urban areas where land is scarce. This helps preserve existing affordable units at risk of displacement due to gentrification and reduces environmental impact compared to greenfield development. While the benefit is real, it is less direct than new construction, and the program’s success depends on local capacity to identify and acquire suitable properties.
HousingLean peopleRef: Sec. 9(2)(a); Sec. 11(1)(b)
Potential Concerns (5)
Local governments receive 50% of refunded sales and use taxes, but must use those funds exclusively for affordable housing or related services—limiting their fiscal flexibility. While this creates dedicated funding for housing, it also reduces general fund revenue during the remittance period (potentially 40+ years per project), and the net effect depends on whether new development offsets the lost revenue. In practice, many local governments rely on sales tax revenue for general services (public safety, roads, etc.), and the remittance program effectively converts a portion of that revenue into a targeted housing fund, which may strain budgets in fiscally constrained jurisdictions.
Local GovernmentPeopleRef: Sec. 9(2)(b); Sec. 11(1)If a developer or owner fails to maintain affordability for the full 40-year term (e.g., due to resale, conversion, or noncompliance), the full remitted taxes become immediately due with interest—creating a significant financial penalty. However, enforcement depends on local governments’ capacity to monitor compliance over decades, and many jurisdictions lack the staffing or legal resources to conduct long-term audits. This risk disproportionately affects smaller cities/counties and may result in de facto loss of affordability without recovery of taxes, undermining the program’s long-term integrity.
HousingPeopleRef: Sec. 13(1)(b); Sec. 14(3)The program requires developers to pay sales and use taxes upfront and then apply for refunds—a cash-flow burden for developers, especially small or nonprofit ones. While the refund is intended to offset construction costs, the delay between payment and reimbursement (up to 90+ days per section 9(4)) may strain working capital, particularly for projects with tight margins. This administrative step adds complexity without direct benefit to tenants or households, and the net effect is neutral for everyday people, as the cost is embedded in project economics rather than passed directly to consumers or workers.
FinancialRef: Sec. 9(1); Sec. 10(1)The 40-year affordability covenant and annual reporting requirement aim to ensure long-term stability, but the requirement is administratively intensive and may discourage participation by smaller developers or those with limited compliance capacity. While this strengthens long-term affordability, it also increases the risk of project abandonment or noncompliance if local governments lack enforcement capacity. The net effect is neutral: the policy intends to protect affordability, but its success depends on implementation capacity, which varies widely across jurisdictions.
HousingRef: Sec. 12(1); Sec. 13(3)The bill prohibits counties from adopting the program within cities that have adopted it, creating jurisdictional fragmentation and potentially limiting program scalability in metropolitan areas where housing needs are greatest. This restriction may hinder regional coordination and reduce the overall housing impact, especially in counties like King or Snohomish where city/county boundaries do not align with housing markets. The effect is neutral overall, as it reflects a procedural limitation rather than a direct benefit or harm to residents.
Local GovernmentRef: Sec. 2(4)
Who Is Most Affected
Nonprofit developers (e.g., Habitat for Humanity, community land trusts) benefit significantly, as the tax remittance offsets high construction costs and makes projects financially feasible. However, they face administrative burdens in compliance and reporting, and may lack legal resources to defend against enforcement actions.
Low-income households benefit from increased access to stable, long-term affordable housing, but may face displacement if local governments reduce other services due to lost tax revenue. The 40-year affordability covenant is a major win, but only if enforced.
Local governments gain dedicated housing funding but lose general revenue during the remittance period. Smaller jurisdictions with limited tax bases may struggle to absorb the short-term revenue loss, while larger cities may benefit from net economic activity. Enforcement capacity determines long-term success.
For-profit developers benefit from reduced construction costs, but the program’s 50% affordability requirement and 40-year covenant limit profit margins. Large developers may find the administrative burden outweighs benefits unless projects are large-scale; smaller for-profits may struggle with compliance.
State government (especially the Department of Revenue and Housing Finance Commission) incurs administrative costs to implement and monitor the program, but gains long-term public health and safety benefits from reduced homelessness and improved housing stability. The fiscal impact is neutral in the short term but potentially positive over 40 years.