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Washington IOLTA Compliance: Trust Account Rules & Requirements

Complete guide to Washington's IOLTA compliance requirements. Covers reconciliation rules, record retention periods, overdraft notification requirements, and how Disbo automates compliance for Washington law firms under Washington RPC 1.15A, 1.15B; ELC 15.4.

Quick AnswerWashington IOLTA at a glance

If you practice in Washington, your IOLTA trust accounts are governed by Washington RPC 1.15A, 1.15B; ELC 15.4. You've got to run monthly three-way reconciliation on every trust account, keep an individual ledger for each client matter, retain records for 7 years, and bank with a financial institution that complies with Washington's overdraft notification rule.

Governing rule
Washington RPC 1.15A, 1.15B; ELC 15.4
Reconciliation frequency
Monthly three-way reconciliation
Record retention
7 years
Overdraft notification
Required — bank must notify Washington State Bar Association
Interest remittance
To Legal Foundation of Washington (legalfoundation.org)
Client ledger
Required — individual ledger per matter

Washington IOLTA Requirements at a Glance

Key trust account rules under Washington RPC 1.15A, 1.15B; ELC 15.4

RequirementWashington Rule
Reconciliation FrequencyMonthly three-way reconciliation
Record Retention Period7 years
Overdraft NotificationRequired — bank must notify Washington State Bar Association
Interest RemittanceTo Legal Foundation of Washington (legalfoundation.org)
Governing RuleWashington RPC 1.15A, 1.15B; ELC 15.4
Client LedgerRequired — individual ledger per matter

Source: Washington Bar Association · Washington IOLTA Program

Washington IOLTA Key Requirements

  • Monthly three-way reconciliation required under RPC 1.15A and 1.15B
  • 7-year retention of all trust records
  • Running balance required on all trust account records
  • Washington State Bar Association must be notified by bank of any overdraft under ELC 15.4
  • IOLTA accounts at Approved Eligible Institutions on the Legal Foundation of Washington list

Washington IOLTA Note

Washington uses a dual-rule structure — RPC 1.15A governs general trust account conduct and RPC 1.15B governs the IOLTA-specific mechanics — supplemented by ELC 15.4, which establishes the overdraft notification requirement and the Approved Eligible Institutions list. The 7-year retention requirement is among the longest in the West, and the Legal Foundation of Washington (legalfoundation.org) handles IOLTA interest distributions.

Common IOLTA Violations in Washington

These are the most frequently cited IOLTA violations for Washington law firms. Each one can trigger bar discipline — and each is preventable with the right software.

  • Failure to comply with both RPC 1.15A and 1.15B requirements
  • Missing running balance on trust account records
  • Failure to retain records for the full 7-year period
  • Commingling client trust and operating funds
  • Placing IOLTA funds at non-approved Eligible Institutions
Built for Washington Firms

How Disbo Keeps Your Washington Firm IOLTA Compliant

Disbo's rules engine applies Washington's specific IOLTA requirements — including Washington RPC 1.15A, 1.15B; ELC 15.4 — automatically to every trust account transaction. Stop managing compliance manually. Let Disbo enforce the rules so your team can focus on clients.

Negative Balance Prevention

Disbo blocks any disbursement that would overdraw a client's trust balance — eliminating the #1 IOLTA violation in Washington.

Automated Three-Way Reconciliation

Continuous reconciliation runs behind the scenes. Monthly three-way reconciliation records are generated automatically and stored for 7 years.

One-Click Audit Package

If the Washington Bar initiates an audit, generate a complete audit package — ledgers, reconciliation reports, disbursement records — in under 60 seconds.

7 years Immutable Audit Trail

Every trust account event is timestamped, logged, and retained for 7 years — meeting Washington's retention requirement automatically.

Disbo — Washington Trust Account

Monthly Reconciliation Status

Reconciled — All accounts balanced

Bank Balance

$124,500

Trust Ledger

$124,500

Client Totals

$124,500

Recent Trust Activity

Smith v. Acme

Settlement Receipt

+$85,000

Smith v. Acme

Attorney Fees

-$51,000

Smith v. Acme

Medical Lien Payment

-$12,500

Jones Matter

Settlement Receipt

+$42,000
Washington IOLTA Compliant
Under Washington RPC 1.15A, 1.15B; ELC 15.4

Washington IOLTA Compliance FAQ

What rule governs IOLTA trust accounts in Washington?

Washington IOLTA trust accounts are governed by Washington RPC 1.15A, 1.15B; ELC 15.4. The rule sets the requirements for reconciliation frequency, record retention, client ledger maintenance, overdraft notification, and interest remittance to the Washington IOLTA program.

How often must Washington attorneys reconcile their IOLTA accounts?

Washington attorneys have to complete a three-way reconciliation of their IOLTA trust accounts monthly three-way. Three-way reconciliation lines up the bank statement balance, the trust account ledger balance, and the sum of every individual client ledger balance — and all three have to match.

How long must Washington attorneys retain IOLTA records?

Washington attorneys have to retain every IOLTA trust account record — bank statements, client ledgers, reconciliation reports, and disbursement documentation — for 7 years under Washington RPC 1.15A, 1.15B; ELC 15.4. Disbo keeps all of it automatically for the required period.

What happens if a Washington IOLTA account is overdrawn?

Required — bank must notify Washington State Bar Association. An overdraft notification can trigger a disciplinary review, and the only way to avoid that is to make sure cleared funds are actually in the trust account before any disbursement goes out. Disbo blocks transactions that would create a negative balance before they process.

Where does Washington IOLTA interest go?

To Legal Foundation of Washington (legalfoundation.org). The funds support civil legal aid programs for low-income residents throughout Washington. Every IOLTA account has to be at an approved financial institution that forwards the interest to the Washington IOLTA program.

Washington IOLTA Compliance: A Complete Guide

Washington State IOLTA compliance is among the most technically demanding in the country, governed by a dual-rule structure — Washington Rules of Professional Conduct 1.15A and 1.15B — supplemented by the Enforcement of Lawyer Conduct Rule 15.4 (ELC 15.4), which establishes the overdraft notification obligation and the Approved Eligible Institutions framework. Each of these three authorities covers different aspects of trust accounting, and compliance requires satisfying all three simultaneously. The Legal Foundation of Washington (legalfoundation.org) administers the IOLTA program and maintains the Approved Eligible Institutions list; the Washington State Bar Association (WSBA) receives overdraft notifications and oversees attorney conduct compliance.

Washington's seven-year record retention requirement is among the most demanding in the western United States, and the running-balance requirement on trust account records adds an additional layer of operational discipline that most states do not impose. Personal injury firms in Washington managing large settlement portfolios operate in an environment where the margin for procedural error is very thin.

Washington IOLTA Rules: RPC 1.15A, 1.15B, and ELC 15.4

RPC 1.15A is the foundational rule governing general trust account conduct. It establishes the attorney's duty to hold client funds separately from firm funds, maintain complete and accurate records of all trust account transactions, and disburse client property promptly and only when the client is entitled to it. Under RPC 1.15A, every client matter requires its own separately identified ledger, and a running balance must be maintained on all trust account records — including the general trust ledger and every individual client matter ledger. This running-balance requirement is Washington-specific and goes beyond what most states require.

RPC 1.15B governs the IOLTA mechanics: the account must be at an Approved Eligible Institution, interest goes to the Legal Foundation of Washington, and the account must be designated as an IOLTA account with the institution. ELC 15.4 adds the enforcement dimension: it requires Approved Eligible Institutions to report any overdraft in an IOLTA account to the WSBA regardless of whether the overdraft was honored, and it establishes the mechanism for bar discipline when trust accounting rules are violated. Together, these three authorities create Washington's comprehensive trust accounting framework.

Monthly Three-Way Reconciliation and the Running Balance Requirement

Washington requires monthly three-way reconciliation of every IOLTA trust account under RPC 1.15A. Three-way reconciliation means verifying, as of the same calendar date, that the bank statement balance, the trust account general ledger balance, and the sum of all individual client matter ledger balances agree exactly. Any discrepancy must be identified and corrected before disbursements proceed.

What makes Washington's reconciliation requirement more demanding than most states is the running-balance rule. Under RPC 1.15A, a running balance must be maintained on both the trust account general ledger and on every individual client matter ledger — not just a balance as of each reconciliation date. Running balances mean that every entry in the ledger shows the account balance immediately after that transaction is posted, creating a continuous record of the account's state at every point in time. This requirement is particularly demanding for PI firms processing high volumes of settlement receipts, lien payments, and attorney fee disbursements, because each transaction line must update the running balance and that balance must remain accurate throughout the month.

Seven-Year Record Retention Requirement

Washington imposes a seven-year retention requirement on all IOLTA trust account records — one of the longest in the country and the most demanding in the Pacific Northwest. The seven-year window applies to every record: bank statements, cancelled checks and wire confirmations, client matter ledgers with running balances, the general trust ledger, all monthly reconciliation reports, disbursement authorizations, and closing statements.

For PI firms in Washington, seven years of records for active and concluded matters creates a substantial data management obligation. A firm closing 50 matters per year needs accessible, retrievable records for 350 matters at any given time. The WSBA does not provide extended notice before requesting specific matter records during a compliance review — firms are expected to be able to produce requested documents promptly. The running-balance requirement compounds this: the records must not only exist for seven years but must show the correct running balance for every transaction in that period.

Overdraft Notification Under ELC 15.4

ELC 15.4 requires Approved Eligible Institutions to report any overdraft in a Washington IOLTA trust account to the WSBA, whether or not the overdraft was honored. Upon receiving an overdraft notification, the WSBA initiates a review and contacts the attorney for documentation of the cause, the resolution, and any impact on client funds. The WSBA's ability to proceed from an overdraft notification to formal discipline is well established — Washington has one of the more active attorney discipline systems in the country, and trust accounting violations are taken seriously.

The most common cause of overdrafts in Washington PI practices is disbursing against a settlement check that has been posted to the account but has not yet cleared at the issuing bank. Washington firms must wait for actual clearance — confirmed available funds — before disbursing any portion of a deposited settlement. The distinction between a posted credit and an actually cleared credit is critical, and PI firms that process large checks regularly must build this distinction into their disbursement workflow.

Approved Eligible Institutions in Washington

Under RPC 1.15B and ELC 15.4, Washington IOLTA accounts must be held at institutions on the Legal Foundation of Washington's Approved Eligible Institutions list. These institutions have executed the required overdraft notification agreement with the WSBA and are authorized to receive Washington IOLTA deposits. The Legal Foundation maintains the current list at legalfoundation.org.

Firms opening new IOLTA accounts or changing banking relationships must verify the institution's current approved status before transferring client funds. National banks with Washington branches typically participate in the state's IOLTA program, but participation is institution-specific. Using a non-approved institution is a substantive violation of RPC 1.15B — not a minor technical error — and the WSBA treats it as such. Firms that discover a compliance gap in their institution's approved status should transfer to an approved institution promptly and consider proactive disclosure to the WSBA.

Common Washington IOLTA Compliance Pitfalls

Washington State Bar disciplinary proceedings against PI firms reveal three patterns that account for the majority of IOLTA violations. First, failure to maintain running balances on trust account records. Many firms that have managed trust accounts for years under systems designed for other states' requirements do not generate running balances with each transaction. Washington's RPC 1.15A requires it, and a trust ledger that only shows periodic balances — at reconciliation dates, for example — does not satisfy the rule.

Second, failure to retain records for the full seven-year period. Seven years is longer than most attorneys expect, and firms that apply the five-year standard common in other states inadvertently destroy records that Washington requires to be preserved. Third, the complexity of the dual-rule structure causes some firms to satisfy one rule while inadvertently overlooking requirements under the other. RPC 1.15A and RPC 1.15B cover different terrain, and compliance with the general trust accounting rule does not automatically produce compliance with the IOLTA-specific mechanics of RPC 1.15B.

How Disbo Automates Washington IOLTA Compliance

Disbo's trust accounting engine addresses Washington's specific three-authority compliance framework — RPC 1.15A, RPC 1.15B, and ELC 15.4 — through a combination of automated recordkeeping, real-time reconciliation, and disbursement controls. The platform maintains a separate digital ledger for every client matter, and every transaction automatically updates the running balance for that matter's ledger and for the trust account general ledger — satisfying RPC 1.15A's running-balance requirement without manual intervention.

Monthly three-way reconciliation runs continuously: Disbo compares the bank balance, the trust ledger total, and the sum of all client matter running balances at every transaction, surfacing discrepancies immediately. All records — ledgers with running balances, reconciliation reports, bank statements, and disbursement documentation — are retained automatically for Washington's seven-year period and organized by matter for rapid retrieval. Disbursements are blocked when the cleared balance in a client matter ledger is insufficient, preventing the most common cause of overdrafts. When the WSBA requests records, a firm on Disbo can produce the complete audit package in under a minute.

Washington IOLTA Interest: Supporting the Legal Foundation of Washington

Interest earned on Washington IOLTA accounts flows to the Legal Foundation of Washington (legalfoundation.org), which distributes the proceeds to civil legal aid organizations throughout the state. The Foundation administers Washington's IOLTA program independently, maintaining the Approved Eligible Institutions list and working with the Washington State Bar Association on compliance matters under ELC 15.4.

For Washington attorneys, the IOLTA program structure means that Approved Eligible Institutions have committed to three specific obligations: calculating IOLTA interest correctly and remitting it to the Foundation on the required schedule, applying the legal rate of return required under Washington's rules, and reporting any trust account overdraft to the WSBA. Attorneys should verify their institution's current Approved Eligible Institution status at legalfoundation.org whenever opening a new IOLTA account or changing banking relationships.

Additional Frequently Asked Questions About Washington IOLTA

Q: What specifically does the 'running balance' requirement mean under Washington RPC 1.15A?

Every entry in both the trust account general ledger and every client matter ledger must show the account balance immediately after that transaction is recorded — not just at reconciliation. Every deposit, disbursement, and fee entry must update the running balance on the same line, creating a continuous real-time record of the account's state.

Q: When does Washington's seven-year retention clock start?

From the conclusion of the representation — not from the date of the individual transactions. A matter that closes after four years of active litigation triggers a seven-year clock from the closing date.

Washington IOLTA Compliance Checklist for PI Firms

Review these items at least quarterly to maintain Washington trust accounting compliance under RPC 1.15A, 1.15B, and ELC 15.4.

Account: IOLTA account at an Approved Eligible Institution (verify at legalfoundation.org), properly designated, with active ELC 15.4 overdraft notification.

Ledgers: Every active matter has its own separately identified client ledger with a running balance updated at every transaction. The trust account general ledger also maintains a running balance — both required under RPC 1.15A.

Reconciliation: Monthly three-way reconciliation documented for every month within the seven-year retention period. Bank balance, general ledger running balance, and sum of client matter ledgers agree in every report.

Retention: Records for all concluded matters within the past seven years preserved by matter. Washington's seven-year period runs from the conclusion of the representation.

Disbursements: Confirmed cleared funds required before any payment is initiated.

Related Trust Topic

Referral Fee Rules in Washington — and How to Actually Pay Them

Trust account compliance and referral fee compliance go hand-in-hand for any Washington firm that splits fees with co-counsel, accepts case referrals, or pays referring attorneys out of a settlement. The same Washington RPC 1.15A, 1.15B; ELC 15.4 that governs your IOLTA account also dictates how referral fees flow through it — and Washington Rules of Professional Conduct RPC 1.5(e) adds a separate layer of disclosure, consent, and reasonableness rules on top.

Governing rule: Washington Rules of Professional Conduct RPC 1.5(e)

The Washington Referral Fee Standard, in Plain English

Washington follows the ABA Model Rule 1.5(e) framework for fee divisions between lawyers who are not in the same firm. Referral fees and co-counsel splits are permitted only when the client gives informed written consent, the total fee is reasonable, and the division is either proportionate to services performed or each lawyer assumes joint responsibility for the matter.

  • Client gives informed written consent to the fee division, including the share each lawyer will receive
  • Division is in proportion to services performed by each lawyer, OR each lawyer assumes joint responsibility for the representation
  • Total fee is reasonable

Once a Washington matter resolves and the referral fee is owed, the trust accounting and the actual payment have to line up exactly. Disbo lets you pay attorney referral fees in Washington directly from the settlement disbursement — with the client consent, fee split, and IOLTA ledger entries documented in one workflow.

The Referral Fee Workflow Most Washington Firms Get Wrong

Almost every PI and employment firm in Washington has the same broken referral fee workflow: the obligation lives in a spreadsheet, the disclosure lives in an email, the consent lives in a signed PDF in a shared drive, and the actual payment happens at the bank — completely outside the platform that holds the client funds. That gap is where bar discipline starts and where money gets lost. Here is what the end-to-end flow should look like under Washington Rules of Professional Conduct RPC 1.5(e), and how Disbo executes it.

  1. 1

    Intake — capture the referring attorney up front

    When the matter is opened, the referring attorney's identity, firm, percentage share, and the basis for the division (proportionate services or joint responsibility, depending on what Washington requires) are recorded as structured fields on the matter — not in a notes box.

  2. 2

    Client disclosure and written consent

    Disbo generates the Washington-specific written disclosure and consent form pre-populated with the participating lawyers, the share each will receive, and the language Washington Rules of Professional Conduct RPC 1.5(e) requires. The client signs it electronically and the executed form is bound to the matter file.

  3. 3

    Settlement received into IOLTA

    When settlement funds hit the IOLTA account, Disbo applies your three-way reconciliation rules under Washington RPC 1.15A, 1.15B; ELC 15.4 and posts the receipt to the client's individual ledger. Nothing is disbursed yet — including the referral fee.

  4. 4

    Fee calculation and split preview

    Disbo computes the attorney fee, the referring lawyer's share, the costs to be reimbursed, lien payoffs, and the client's net — all from the agreed percentages. The closing statement is generated automatically in the format your Washington bar expects.

  5. 5

    Compliance check before disbursement

    Before any payment goes out, Disbo verifies the consent is on file, the client's trust balance is sufficient (no negative balance), the total fee is not unconscionable, and any state-specific caps or proportionality requirements are satisfied. If anything fails, the disbursement is blocked.

  6. 6

    One-click payment to the referring attorney

    Disbo pays the referring attorney directly out of the IOLTA disbursement by ACH, wire, or printed check — without leaving the platform, logging into your bank, or rekeying the amount. The payment is reconciled against the ledger in real time.

  7. 7

    Audit-ready archive

    The signed consent, the fee agreement, the closing statement, the ACH/wire receipt, and the ledger entry are stored together on the matter and retained for 7 years to satisfy Washington's record retention rule.

Referral Fees by Practice Area in Washington

Referral fees and co-counsel splits look different depending on the practice area. The underlying ethics rule under Washington Rules of Professional Conduct RPC 1.5(e) is the same, but the money movement is not. Disbo handles all four of the patterns Washington firms run into most.

Personal Injury

Contingency referral fee from settlement

The classic PI flow. A referring attorney sends you a case, the matter settles, and a percentage of your contingency fee is owed to the referring lawyer. Disbo pays the referring attorney from the IOLTA disbursement, with the Washington consent and closing statement already attached.

Employment Law

Hybrid contingency + invoiced business clients

Plaintiff-side employment cases are often contingency, but defense-side and advisory work for the same firm is hourly and billed to a business. Disbo lets you invoice businesses directly through the platform — generate the invoice, accept ACH or card payment, deposit operating funds (not IOLTA), and still record any referral or co-counsel split on the same matter.

Co-Counsel / Mass Tort

Multi-firm fee splits with joint responsibility

When two or more {name} firms work a matter together — common in mass tort, complex litigation, and class actions — Disbo records each firm's percentage, the joint responsibility agreement required by Washington Rules of Professional Conduct RPC 1.5(e), and disburses each firm's share separately at settlement.

Business / Defense Work

Invoice a business for hourly fees

For defense work, in-house counsel arrangements, and business clients on retainer, Disbo lets you invoice the company directly, accept ACH/credit-card payment from the business, deposit it into the operating account (never IOLTA, per Washington RPC 1.15A, 1.15B; ELC 15.4), and route any agreed referral split to the referring attorney from operating — with the same documentation trail as a contingency split.

Employment Law in Washington

Invoice Business Clients Through the Same Platform — Even on Employment Disbursements

Most Washington employment firms run a hybrid book of business: contingency wage-and-hour and discrimination cases on one side, and hourly defense, advisory, severance, and compliance work for businesses on the other. Disbo is built for both. You don't need a second tool to bill the corporate clients — and you don't need a third tool to pay a referring attorney when the case settles.

Issue invoices to businesses from the matter

Generate a branded invoice from any employment matter — defense work for an employer, advisory hours for HR counsel, severance negotiation, an ADA accommodation review. Line-item hourly entries, flat fees, or hybrid arrangements all flow into the same template.

Accept ACH and card payment directly

Businesses pay you online — ACH, credit card, or wire. Funds land in your operating account (not the IOLTA), the invoice is marked paid automatically, and the matter ledger shows the receipt next to the time entries it covered.

Recurring retainers and replenishment

Set up monthly retainers for business clients, automated replenishment when balances dip below a threshold, and credit-card-on-file for predictable corporate billing. The same platform that runs your IOLTA runs your A/R.

Pay the referring attorney from operating

When the business invoice is paid and a referral fee is owed, Disbo pays the referring attorney out of the operating account — not the IOLTA — and applies the same Washington Rules of Professional Conduct RPC 1.5(e) consent and disclosure documentation you'd use on a contingency split.

One audit trail across IOLTA and operating

Whether the fee was contingent and disbursed from IOLTA, or hourly and invoiced to a business and paid from operating, the matter shows a unified audit trail: engagement letter, fee agreement, referral consent, time entries or settlement, invoice or closing statement, payment receipt, and the referral payment.

Invoice — Business Client

INV-2026-0418

Paid via ACH

Bill To

Northstar Logistics, Inc.

Employment Defense — Matter 2026-118

Wage & hour audit response (12.4 hrs @ $475)$5,890.00
Position statement drafting (6.2 hrs @ $475)$2,945.00
Mediation prep & strategy memo (4.0 hrs @ $475)$1,900.00
Total paid$10,735.00

Linked Referral

Patel Employment Group

15% of fee — paid from operating

$1,610.25

Consent on file · Washington Rules of Professional Conduct RPC 1.5(e)

Washington compliant — operating funds, not IOLTA
Under Washington RPC 1.15A, 1.15B; ELC 15.4

Common Washington Referral Fee Mistakes

  • Verbal-only fee splits with no signed client consent — unenforceable and a discipline risk under Washington Rules of Professional Conduct RPC 1.5(e).
  • Cutting the referring attorney's check from a personal account or operating account when the funds came from IOLTA, breaking the money trail.
  • Disbursing the referral fee before the settlement check has actually cleared, creating a negative trust balance under Washington RPC 1.15A, 1.15B; ELC 15.4.
  • Increasing the total fee charged to the client to absorb the referral split — a per se violation in most jurisdictions.
  • Failing to document the basis for the division (proportionate services vs. joint responsibility) when the bar requires one.
  • Mixing business-client invoices and IOLTA settlement receipts in the same account because the platform won't separate them.

What Disbo Enforces Automatically

  • Blocks any referral fee disbursement when written client consent for that matter is not on file.
  • Routes contingency-derived referral payments through IOLTA and business-invoice referral payments through operating — never the wrong direction.
  • Refuses any disbursement that would create a negative client balance, no matter who the payee is.
  • Locks the total client-charged fee so it can't be inflated to absorb a referral split.
  • Prompts you to record proportionate-services or joint-responsibility basis when Washington requires it.
  • Generates the closing statement, payment receipt, and ledger entry as a single signed package retained for 7 years.

One platform, both sides of the ledger

Whether you're disbursing a contingent Washington settlement out of IOLTA or invoicing a business client for hourly employment defense work, Disbo runs the trust accounting, the invoice, the payment rail, and the referral fee on a single matter — under the same Washington Rules of Professional Conduct RPC 1.5(e) and Washington RPC 1.15A, 1.15B; ELC 15.4 rule set.

Explore the referral fee feature
Washington IOLTA Compliance

See How Disbo Keeps Your Washington Firm Compliant

Stop managing Washington IOLTA compliance with spreadsheets. Disbo enforces Washington RPC 1.15A, 1.15B; ELC 15.4 automatically — negative balance prevention, three-way reconciliation, and audit-ready records built in from day one.

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