Solutions
Law firms
Tax, audit & accounting firms
Success stories
-
A true competitive advantage
Law firm Zarwin Baum’s embrace of generative AI as the natural next step in the evolution of legal work and their adoption of CoCounsel Legal has helped them achieve remarkable efficiency gains and improved client relationships.
-
Workflow transformation drives impact
Brinks, a global leader in secure logistics and security solutions, used CoCounsel to reimagine what was possible with AI tools, turning legal challenges into a competitive advantage.
-
The forefront of audit tech
A better auditing workflow solution was the answer to multiple challenges faced by The Mercadien Group. Find out how they achieved greater efficiency by embracing Cloud Audit Suite.
Products
Legal
Trade & supply
Tax, audit & accounting
- 1040SCAN
- Audit Intelligence Analyze
- CoCounsel Audit
- CoCounsel Tax
- Ready to Advise
- Ready to Review
- View all
Corporate tax
Recommended products
-
CoCounsel Legal
Transform your work with the only AI legal solution uniting research, drafting, and document analysis in a single experience. Designed by legal experts and built on trusted content and advanced AI, CoCounsel Legal accelerates multistep work so you can better serve your clients and grow your business.
-
CoCounsel Tax
Transform your tax practice with CoCounsel Tax, an AI-powered assistant that combines trustworthy answers, automation, and firm knowledge into one seamless platform. Enhance efficiency, reduce risk, and improve client confidence with CoCounsel Tax.
-
CLEAR Investigate
Intelligently surface critical connections and insights in actionable format through AI-driven research workflows seamlessly integrated with the trusted and transparent CLEAR platform. Accelerate investigations and empower your team to make strategic decisions with confidence.
Purchase
Buy solutions
Resources
Insights
Events
Product training
Product communities
Developers
Highlights
-
2026 SKILLS showcase
Join weekly sessions to experience in-depth demonstrations of the leading legal AI products while connecting with strategic law firm leaders in knowledge management, innovation, and AI.
-
Ghosts on the ledger
Payroll fraud is a major compliance risk. Learn how payroll analytics and AI-powered tools can help exorcise phantom employees and employers.
-
Future of professionals report 2025
The Thomson Reuters Future of Professionals Report 2025 reveals how AI continues to shape professional work — and what it takes to get ahead. This year’s report shows that increased efficiency, productivity, and cost savings top the list of benefits professionals attribute to AI, making it indispensable for organizations facing rapid change.
Washington e-file setup
File creation
Field | Entry |
|---|---|
Generate Electronic Filing Tax Return | Mandatory - Select to generate Electronic Tax Return. |
E-file Version | The current E-file Version is 1.0. |
Contact information
Field | Entry |
|---|---|
E-file Account Email Address | Enter the email address of the person to contact for resolving any questions or problems with the electronic filing. |
Preparer information
Field | Entry |
|---|---|
E-file Account Preparer | Enter the name of the person preparing the tax return. |
E-file Account Preparer Phone Number | Enter the phone number of the person preparing the tax return. |
Other deductions
Field | Entry |
|---|---|
Explanation for Other Deduction Line | If you have deductions that are reported in the "Other" category for any of the Lines referenced, you can enter a brief explanation where needed. |
Internal credits option
Field | Entry |
|---|---|
Multiple Activities Tax Credit, Schedule C - Part II | If you are engaged in multiple activities and are entitled to take Internal Credits, select the activities that represent your business |
- If you report a Gross Amount in line code 16, 07, 03, or 02 on page 1 of the return, select the 1st and 2nd activity.
- If you report a Gross Amount in line code 16, 03, or 02 on page 1 of the return, select the 2nd activity.
- If you report a Gross Amount in line code 07, 03, or 02 on page 1 of the return, select the 3rd activity.
- If you report a Gross Amount in line code 21, 03, or 02 on page 1 of the return, select the 4th activity.
- If you report a Gross Amount in line code 30, 03, or 02 on page 1 of the return, select the 5th activity.
Override option
Field | Entry |
|---|---|
Allow Washington Electronic Filing Tax Return(s) to Generate Even if Rejection Errors are Present | Select to override all diagnostics and generate the electronic tax return file.
We recommend that you review and clear each diagnostic rather than use this override. Using this override can result in your upload file not importing correctly. |
This article applies to:
- Product: ONESOURCE Indirect Tax,ONESOURCE Sales and Use Tax Compliance
- State: Washington
- Subject: e-file,Setup