Auditor Services

Common Mistakes to Avoid on Trumbull County Tax Forms

Trumbull County Auditor Profile

By: Martha Yoder

Updated on:

Filing tax forms in Trumbull County correctly is key to avoid problems. Mistakes like wrong personal info, missing signatures, and not submitting required documents can cause delays or penalties. This article will guide you on how to file your taxes accurately and on time in Trumbull County, Ohio, for 2025.

Trumbull County Tax Forms

Trumbull County tax forms deal with real estate, personal property, motor vehicle taxes, and special assessments like sewer usage. These are managed by the Trumbull County Auditor’s Office and Treasurer’s Office. Errors can lead to penalties, interest, or legal issues.

Why Accuracy Matters

Mistakes on tax forms can delay refunds, lead to audits, or cost extra interest of 1.5% per month for late payments. Accurate filing follows Ohio law and saves money. Always double-check your submissions to save time and money.

Common Mistakes on Trumbull County Tax Forms

Here are the most common errors when filling out Trumbull County tax forms, along with tips to avoid them.

1. Incorrect or Incomplete Personal Information

Typing in wrong details, like an incorrect Social Security number or misspelled name, is a common mistake. This can slow down processing or cause confusion with the IRS or county offices. Always double-check names, addresses, and identification numbers before submitting.

How to Avoid This Mistake

2. Forgetting to Sign the Form

An unsigned tax form is invalid, causing delays or rejection. For joint filings, both spouses must sign. Failing to include signatures is a simple but costly oversight.

How to Avoid This Mistake

  • E-file your return to use a digital signature, reducing the risk of forgetting.
  • For paper forms, review the signature section before mailing.
  • Ensure both spouses sign joint returns, as required by the IRS.

3. Missing Deadlines for Filing or Payments

Trumbull County has strict deadlines, like April 1, 2025, for property and sewer assessment installments. Late payments incur a 1.5% monthly interest charge, with a minimum of $2.00. Missing deadlines can also lead to penalties or legal action.

How to Avoid This Mistake

  • Mark key dates: April 1, 2025, for property and sewer payments, and March 31, 2025, for Board of Revision complaints.
  • Set reminders using a calendar or tax software.
  • Pay online at www.mytaxbill.org to ensure timely processing, updated within 48 hours.

4. Failing to File Personal Property Declarations

Businesses must file annual personal property declarations with the Trumbull County Assessor. Not submitting or incorrectly reporting assets can lead to incorrect tax assessments.

How to Avoid This Mistake

  • Complete the Declaration of Personal Property Form (DTE 23) annually by the deadline.
  • If you no longer own the business or property, submit the Affidavit of Business Closing or Moved or Sold.
  • Email additional documents to ppfilings@trumbull-ct.gov to update records.

5. Errors in Property Valuation Complaints

When filing a valuation complaint (DTE Form 1 or 1M) with the Board of Revision, incomplete or incorrect forms can lead to dismissal. For example, failing to specify a property value on Line 8 invalidates the complaint.

How to Avoid This Mistake

  • Read instructions on the back of DTE Form 1 or 1M carefully.
  • Consult an attorney if unsure about legal requirements, as Auditor’s staff cannot provide legal advice.
  • File by March 31, 2025, for the 2024 tax year, and ensure all parcels listed are contiguous or part of one economic unit.

6. Choosing the Wrong Filing Status

Selecting an incorrect filing status, such as Single instead of Head of Household, can reduce tax credits or increase tax liability. This mistake is common when taxpayers rush or are unaware of eligibility rules.

How to Avoid This Mistake

  • Use tax software like TurboTax to guide you through filing status options.
  • Review IRS guidelines or consult a CPA to determine the best status for your situation.
  • Check eligibility for credits like the Earned Income Tax Credit or Child Tax Credit.

7. Mathematical Errors in Calculations

Simple math mistakes, such as incorrect addition or subtraction, can lead to overpaying or underpaying taxes. These errors may trigger IRS audits or delay refunds.

How to Avoid This Mistake

  • Use tax software to automate calculations and minimize errors.
  • Double-check all numbers before submitting, specially for manual filings.
  • Keep a calculator handy to verify totals on paper forms.

8. Not Including All Required Forms

Failing to include necessary forms, such as W-2s, 1099s, or DTE 23 for personal property, can lead to incomplete filings. This may cause delays or require an amended return.

How to Avoid This Mistake

  • Make a checklist of all required forms, including W-2s, 1099s, and county-specific forms like DTE 23.
  • Wait until you receive all tax documents before filing to avoid missing key information.
  • Use TurboTax or similar software to prompt you for missing forms.

9. Incorrect Bank Account Information for Refunds

When you expect a refund, wrong bank details can cause delays. This is very important for direct deposit refunds.

How to Avoid This Mistake

  • Check your bank account and routing numbers with a check or bank statement.
  • Choose direct deposit for quicker refunds, but make sure it’s correct.
  • If you have problems, call the Trumbull County Treasurer’s Office at 330-675-2436.

10. Ignoring Local SEO for Tax-Related Searches

For tax pros or businesses in Trumbull County, not using local SEO can hide you from searches. Using general keywords instead of local ones like “Trumbull County tax forms” cuts your reach.

How to Avoid This Mistake

  • Use keywords like “Trumbull County tax help” or “Ohio tax filing” in your content.
  • Make your site mobile-friendly to boost user experience and search rankings.
  • Use Google Analytics to track your site’s performance and improve it.

Key Trumbull County Tax Deadlines for 2025

DeadlineTaskConsequence of Missing
March 31, 2025File Board of Revision valuation complaintsComplaint dismissed, no valuation adjustment
April 1, 2025Pay property tax installment1.5% monthly interest, minimum $2.00
April 1, 2025Pay sewer assessment installment1.5% monthly interest, minimum $2.00
Annual (varies)Submit personal property declaration (DTE 23)Incorrect assessment, possible penalties

How to File Trumbull County Tax Forms Correctly

Filing starts with knowing the right forms and steps for Trumbull County. Here are steps to help you file right.

Step 1: Gather All Necessary Documents

Get your W-2s, 1099s, and county forms like DTE 23 or DTE 1. Without these, your filing won’t be complete. If you’re missing something, ask your employer or school.

Step 2: Use Online Tools for Convenience

Trumbull County has an online tax payment system at www.mytaxbill.org. Payments are updated in 48 hours, and you can see or print your payment history. But, avoid e-checks for DMV clearances, as they take 10 business days.

Step 3: Verify Property Assessments

Assessments in Trumbull County are based on 70% of fair market value for real estate, motor vehicles, and personal property. For 2024, motor vehicle values use MSRP pricing, not NADA Guide. Check your assessment with the Assessor’s Office at 203-452-5016.

Step 4: File Valuation Complaints Properly

To contest a property valuation, file DTE Form 1 or 1M by March 31, 2025. Make sure the form is complete, including the property value on Line 8. Forms that are not fully filled out may be ignored.

Step 5: Pay Taxes on Time

Pay your taxes by April 1, 2025, to avoid extra charges. Online payments are quick and secure. But, if you mail a check, it must have a U.S. postmark by the deadline. For payment plans, call the Treasurer’s Office at 330-675-2436.

Common Trumbull County Tax Forms and Their Purpose

FormPurposeWhere to Submit
DTE 1Complaint against real property valuationCounty Auditor, Board of Revision
DTE 1MComplaint against manufactured/mobile home valuationCounty Auditor, Board of Revision
DTE 23Personal property declarationTrumbull County Assessor
DTE 100Real property conveyance fee statementCounty Auditor
DTE 23AApplication for late-payment penalty remissionCounty Treasurer, Board of Revision

SEO Strategies for Tax Professionals in Trumbull County

Tax professionals in Trumbull County can boost their online visibility by avoiding common SEO mistakes. These strategies also help taxpayers find reliable local resources.

Optimize for Local Search

Use keywords like “Trumbull County tax preparation” or “Ohio tax forms help” in your website content and meta tags. Local SEO targets clients in your area, improving search rankings.

Create High-Quality Content

Write blog posts or guides addressing common tax mistakes, like those listed above. Content should answer specific questions, such as “How to file DTE 23 in Trumbull County.” Engaging content builds trust and authority.

Ensure Mobile-Friendly Design

A mobile-friendly website is critical for SEO, as many users search on smartphones. Optimize images and reduce load times to enhance user experience. Slow websites lose rankings and visitors.

Track Performance with Analytics

Use tools like Google Analytics to monitor which keywords drive traffic. Adjust content based on user behavior to improve engagement and conversions. Regular updates keep content relevant.

Recent Trumbull County Tax Issues

In 2025, a big mistake hit Trumbull County farmers. For 17 soil values, the Current Agricultural Use Value (CAUV) wasn’t updated from 2017 to 2022. This mistake led to $1.2 million in refunds for 2,000 parcels. But, 26 parcels had to pay up to $1,400.

The Auditor’s Office now checks CAUV values twice to avoid this mistake again. If you were affected, call the Treasurer’s Office at 330-675-2436 to set up a payment plan.

Tips for Avoiding Penalties and Audits

To lower your risk, follow these tips:

  • Use tax software to find errors and make sure your calculations are right.
  • File online to cut down on mistakes and speed up the process.
  • Get help from a CPA or tax expert for complex cases, like businesses.
  • Keep all your tax submissions and payments for at least three years.

Conclusion

To avoid problems with Trumbull County tax forms in 2025, it’s key to avoid common mistakes. These include wrong personal info, missing signatures, or late filings. Use online tools, check your assessments, and meet deadlines like April 1, 2025, to avoid penalties and delays.

For tax pros, being easy to find online is important. This helps clients find your services. Always double-check your forms and get help when needed. This way, you can stay compliant and keep your stress levels down.

Martha Yoder has been serving the public for over 30 years. She has made a big impact in her community. Martha got her Bachelor of Science in Government from Liberty University.


She has held important roles like Farmington Township Trustee and Trumbull County Transit Board member. Now, she's the Trumbull County Auditor. Her job is to make sure property records and tax assessments are accurate and clear.

Martha's work doesn't stop at her office. She's also involved in local groups like the Warren Federation of Women’s Clubs and the Trumbull County Republican Women’s Club. This shows her deep commitment to community development.

Over 30 years of experience in public service.
Owner of Yoder Supported Living Services, Inc. (1994–prior to taking office).
Regent of the Mary Chesney Chapter, NSDAR.
Active member of Grace Fellowship Church and community organizations.


🔍 Read More About Martha Yoder...
✉️ Contact Martha Yoder
Experience You Can Trust ✔