#588 Tax Strategy Q&A: Mega Backdoor Roth, RV Write-Offs, and LLC Mistakes

Main Street Business

Mark Kohler and Mat Sorensen are back for another Open Forum episode of the Main Street Business Podcast — answering real tax, legal, and wealth-building questions from listeners across the country.

In this episode, they cover advanced strategies and insider tips for:

• The Mega Backdoor Roth: How it works and who can use it
• Maximizing vehicle deductions and depreciation the smart way
• Fixing a broken S-Corp partnership structure
• LLCs vs. business trusts in California
• Solo 401(k) contribution strategies to hit the $70K cap
• Combining multiple accounts in a Multi-Member IRA LLC
• RV write-offs: What full-time RV entrepreneurs can (and can’t) deduct

Whether you're a business owner, investor, or just want to stop overpaying the IRS — this episode is packed with strategies and answers that could save you thousands.

• Grab my FREE Ultimate Tax Strategy Guide HERE!
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Chapters

1. Intro to Main Street Business Podcast (00:00:00)

2. The Mega Backdoor Roth Strategy (00:01:14)

3. Vehicle Depreciation Tax Rules (00:06:45)

4. S-Corp Partnership Pitfalls (00:14:24)

5. Business Trusts vs LLCs in California (00:21:07)

6. Solo 401k Contribution Strategy (00:24:30)

7. Multi-Member IRA LLC Rules (00:32:00)

8. RV Business Tax Deduction Options (00:34:20)