SSB 5176
In CommitteeSenate
Prompt pay/capital projects
Implementing prompt pay recommendations from the capital projects advisory review board.
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 strengthens payment protections for subcontractors and suppliers on public construction projects by requiring faster payments, clearer contract terms, and interest on late payments. It also tightens timelines for issuing change orders and holding disputed amounts, and repeals outdated related law.
- Public agencies must pay contractors within 30 days of receiving a properly completed invoice, and contracts must include detailed payment terms like cutoff dates, review timelines, and retainage rules.
- Contractors must pay subcontractors within 10 days of receiving payment from the public agency; late payments trigger 1% monthly interest on overdue amounts.
- If a public agency or contractor withholds payment, they must provide written notice within 8 working days, explaining why—and if they fail to do so, interest begins accruing from the 9th working day.
- For additional work on a project, agencies must issue change orders within 30 days of completion, and contractors must pass those orders down to subcontractors within 10 days; delays trigger 1% monthly interest on undisputed amounts.
- Aggrieved parties (e.g., subcontractors) can sue for unpaid amounts, plus 1% monthly interest, reasonable attorneys’ fees, and costs.
- Repeals the existing law (RCW 39.04.360) that governed change orders and civil actions for violations, replacing it with new, more detailed requirements.
Who is affected
- Public agencies and government entities — Public agencies (state, counties, cities, school districts, etc.) must follow stricter payment timelines, provide detailed contract terms, and pay interest on late payments. They also must issue change orders within strict deadlines and may face liability for delays.
- Prime contractors — Prime contractors must pay subcontractors within 10 days of receiving payment, issue change orders to lower-tier subcontractors quickly, and may be liable for interest if they delay payments to subcontractors.
- Subcontractors and suppliers — Subcontractors and suppliers gain stronger payment protections, including faster payment timelines, interest on late payments, and the right to sue for unpaid amounts—including retainage—if payments are delayed.
- Workers and small construction-related businesses — Workers and small businesses on public construction projects benefit from more reliable cash flow, reducing financial strain caused by delayed payments.
Pro/Con Analysis
Stronger case for benefits
Potential Benefits (5)
Subcontractors and suppliers gain significantly more reliable and faster cash flow — with payments due within 10 days of contractor receipt and 1% monthly interest on late payments — reducing financial distress and insolvency risk for small, undercapitalized firms.
FinancialPeopleRef: Sec. 1(2), (4); Sec. 2(1), (2)(e)(i)Workers and small construction firms benefit from enforceable rights to retainage, interest, and attorneys’ fees — improving ability to cover payroll and overhead during project delays, especially in slow-paying jurisdictions.
Business & EmploymentPeopleRef: Sec. 1(4), (5); Sec. 2(1), (2)(e)(ii)Clearer change order timelines and interest on undisputed amounts reduce project delays caused by payment disputes — supporting timely completion of critical infrastructure (e.g., schools, bridges, transit) that affects public safety and economic function.
Public SafetyPeopleRef: Sec. 1(5), (6); Sec. 2(2)(b)-(c)Mandated detailed contract terms (e.g., retainage rules, payment schedules) reduce ambiguity and opportunistic withholding — improving transparency and fairness for small subcontractors who lack legal resources to negotiate or enforce vague terms.
Business & EmploymentPeopleRef: Sec. 1(1), (7); Sec. 2(2)(b)Attorneys’ fees and 1% monthly interest on wrongful withholding create strong financial disincentive for bad-faith delays — increasing the likelihood that subcontractors recover full compensation, especially those with limited capital to absorb delays.
FinancialPeopleRef: Sec. 1(4), (7); Sec. 2(1)
Potential Concerns (5)
Increased administrative and compliance costs for public agencies and contractors due to stricter payment timelines, detailed contract requirements, and interest accrual on late payments — costs likely passed through to project budgets or result in reduced public investment capacity.
FinancialPeopleRef: Sec. 1(2), (4), (5); Sec. 2(1), (2)(b)-(c), (e)(ii)Local governments (cities, counties, school districts) face heightened administrative burden and legal exposure due to 8-day notice deadlines, 30-day change order timelines, and mandatory interest accrual — especially burdensome for smaller jurisdictions with limited legal/admin staff.
Local GovernmentPeopleRef: Sec. 1(5), (6); Sec. 2(2)(b)-(c)While small subcontractors benefit, the bill may discourage some prime contractors from taking on complex public projects due to tighter cash-flow constraints and liability risk — especially in volatile markets — potentially reducing bidding competition and increasing project costs.
Business & EmploymentPeopleRef: Sec. 1(4), (5); Sec. 2(1), (2)(e)(ii)Mandatory 1% monthly interest on disputed amounts — even when disputes are legitimate — may incentivize subcontractors to overstate claims or delay resolution to accrue interest, potentially increasing litigation risk and delaying critical infrastructure work.
Public SafetyPeopleRef: Sec. 1(4), (5); Sec. 2(1), (2)(e)(ii)The 8-working-day notice requirement for withholding payments may create operational friction — especially for agencies managing multiple overlapping contracts — increasing risk of accidental noncompliance and costly legal exposure for minor procedural errors.
Business & EmploymentPeopleRef: Sec. 1(5), (6); Sec. 2(2)(b)-(c)
Who Is Most Affected
Subcontractors and suppliers — especially small, undercapitalized firms — benefit significantly from faster payments, interest on late amounts, and enforceable rights to retainage and attorneys’ fees. This reduces cash-flow volatility and insolvency risk, directly supporting small business survival and worker payroll stability.
Workers on public construction projects benefit indirectly but meaningfully: more reliable subcontractor payments reduce wage delays or nonpayment, and lower insolvency risk among small firms preserves jobs. However, if prime contractors reduce bidding due to compliance costs, fewer projects may mean fewer jobs overall.
Small prime contractors face tighter cash-flow constraints (10-day payment window to subs) and increased liability risk, but benefit from more predictable public agency payments (30-day rule). Net impact is mixed: some may reduce participation in public projects, while others gain from fairer payment practices and reduced disputes.
Large prime contractors may absorb compliance costs more easily than small firms, giving them a relative advantage — but they also face greater exposure to interest and attorneys’ fees on large-scale projects. Public agencies may shift more work to larger firms with legal/compliance teams, potentially reducing opportunities for small businesses.
Local governments (especially small cities, counties, and school districts) face disproportionate administrative and legal costs due to strict notice and timeline requirements. While they may benefit from reduced disputes over time, initial compliance burdens could strain limited budgets and delay project approvals.