I'm going through something very similar with my nephew after his grandmother passed last year. One thing that really helped me was creating a dedicated folder system for all the paperwork - inherited IRA documents, guardianship papers, death certificates, and tax forms all in separate sections. It sounds basic, but when you're dealing with multiple custodians and the IRS, having everything organized saved me hours of searching for documents. Also, since you mentioned you're completely new to this - don't be afraid to ask Vanguard to walk you through their inherited IRA process step by step. I found that their estate services department is much more knowledgeable about these complex situations than their general customer service line. They even have specialists who deal specifically with minor beneficiary cases. One last thing - set up a simple calendar system for all the deadlines (RMD dates, tax filing deadlines, etc.). With everything else you're managing as their guardian, it's easy for these financial deadlines to sneak up on you. I use a shared Google calendar that sends me email reminders starting 60 days before each deadline. You're doing a great job looking out for these kids' futures. It's overwhelming at first, but once you get the systems in place, it becomes much more manageable.

I went through this exact situation with my twin nieces after their father (my brother) passed away and they inherited his IRA that originally came from their grandmother. The key thing I learned is that you need to be very specific with Vanguard about the "stepping into shoes" concept - the children inherit as if they were their deceased mother, which preserves their eligibility for the life expectancy method. What really helped me was preparing a one-page summary document before calling Vanguard that included: 1) Original account holder (your father), 2) Primary beneficiary (your sister - deceased), 3) Current beneficiaries (the children as successors), and 4) Your role as guardian with court documentation. Having this ready made the conversation much smoother and ensured they set up the accounts correctly from the start. Also, I'd recommend asking Vanguard to send you their "Inherited IRA Distribution Guide for Minors" - it's a specific document they have that walks through the annual RMD calculation process and required forms. This saved me from having to figure out the calculations myself each year. The peace of mind of knowing you're handling their financial future correctly is priceless, especially during such a difficult time.

Random but semi-related question - has anyone used any particular tax software that handles QBI calculations well? I tried three different ones last year and they all seemed to handle it differently which freaked me out.

Just wanted to chime in as someone who went through this exact confusion last year. The "consulting" vs "product" distinction really comes down to deliverables in my experience. I run a data analytics firm and was initially worried we'd be classified as consulting, but after working with a tax attorney, we determined that our custom dashboards and automated reporting systems constitute tangible products rather than just advice. The key was documenting that clients receive specific, measurable deliverables that have ongoing value beyond our initial consultation. For the "principal asset" test, what helped clarify things for me was thinking about it this way: if I got hit by a bus tomorrow, could my business continue operating and delivering the same quality of work? We've invested heavily in proprietary software, standardized processes, and training multiple team members on each client account. That systemic approach helped us qualify for the QBI deduction. One practical tip - start documenting your business processes and systems now, even if you're unsure about qualification. Having clear documentation of your methodologies, intellectual property, and operational procedures will be crucial if you're ever questioned about whether your business depends primarily on individual skill versus systematic capabilities.

Has anyone found a way to get the Excel formulas for Box 12 to properly link to the right forms? My template has fields for the codes but doesnt seem to do anything with them lol.

I've been using Excel templates for my taxes for about 3 years now and have learned a few things about handling Box 12 codes the hard way! The key is understanding that Box 12 codes fall into different categories: some reduce your current taxable income (like Code D for 401k), some require additional forms (Code W needs Form 8889 for HSA), and some are just informational (like Code AA for Roth contributions). For your specific situation with codes D, W, and AA - Code D doesn't need any action since it's already excluded from your Box 1 wages. Code W will need Form 8889 if you want to deduct HSA contributions. Code AA is just tracking info for your Roth contributions. Most basic Excel templates don't handle the complexity of linking these codes to the right forms automatically. You might want to create a simple reference sheet in your workbook that lists each code, its purpose, and which form it affects. This has saved me from making costly mistakes in previous years. If your template doesn't have built-in logic for these codes, you're essentially doing manual tax prep with Excel as a calculator - which can work but requires you to really understand the tax rules.

One thing I haven't seen mentioned yet is the importance of timing your tire purchase strategically. Since you're 90% business use, you can deduct 90% of the cost in the year you purchase them. If you're close to year-end and expecting higher income next year, you might want to buy the tires now to get the deduction in the current tax year. Also, make sure you're getting the best deal possible since you can only deduct what you actually spend. Check tire retailers for rebates, compare prices online vs in-store, and consider buying during sales events. Every dollar you save is still money in your pocket, but every dollar of the purchase price (times 90%) reduces your taxable income. Don't forget to keep the receipt and note the business use percentage and date of purchase in your records. The IRS will want to see documentation if they ever audit your vehicle expenses.

Great question! As others have mentioned, you can absolutely deduct 90% of your tire costs since that matches your business use percentage. The key thing to remember is that it doesn't matter when you originally bought the vehicle - what matters is your current business usage. Since this is your first year as a 1099 contractor, I'd strongly recommend calculating both the standard mileage method and actual expense method to see which gives you a better deduction. For tires specifically, they're considered maintenance expenses, so you can deduct the full 90% in the year you purchase them. One tip: if you're planning to buy tires soon anyway, consider the timing for tax purposes. If you're expecting higher income next year, purchasing them before December 31st would give you the deduction in the current tax year when it might be more valuable. Also, make sure you're keeping detailed mileage logs and all receipts. The IRS is pretty strict about vehicle expense documentation, especially for high business use percentages like yours. A mileage tracking app can be a lifesaver for this!

Based on my experience helping clients with inherited property basis determinations, I'd say your approach of using Zillow estimates and tax assessments is understandable but carries some risk, especially since you're planning to rent the property and claim depreciation. The $30,000 spread between your Zillow estimate ($425,000) and tax assessment ($395,000) is actually reasonable - about 7.5% variance, which isn't unusual for property valuations. However, the IRS prefers "best evidence" of fair market value at the date of death, and online estimates or tax assessments alone may not hold up well under scrutiny. Here's what I'd recommend as a practical compromise: Use the Zillow estimate as your baseline since it's higher and more favorable for your stepped-up basis, but strengthen your documentation significantly. Get a comparative market analysis (CMA) from a local real estate agent specifically dated to your uncle's date of death - many agents will do this for free, especially if you mention potential future business. Also, pull comparable sales data from properties that sold within 3-6 months of the death date in the same neighborhood. Document the property's condition with photos and any known issues that might affect value. This creates a defensible paper trail showing you made good-faith efforts to determine fair market value. Given the property value and your depreciation plans, consider this documentation as insurance against potential audit issues. The small cost and effort now could save significant headaches later.

I went through a very similar situation when I inherited my father's house last year. Like you, I was torn between wanting to avoid appraisal costs and ensuring I had solid documentation for the stepped-up basis. Here's what I ended up doing that worked well: I used the higher of my estimates (similar to your Zillow figure) but created a comprehensive documentation package. I got a free CMA from a local realtor who was experienced with estate properties, took extensive photos of the property's condition, and gathered sales data for 5 comparable properties that sold within 4 months of the date of death. The realtor was actually really helpful once I explained it was for establishing tax basis on an inherited property. She made sure to clearly date the analysis and document her methodology, which created a professional paper trail. One thing I learned that might help you: since you're planning to rent it out and claim depreciation, consider that your basis calculation will be scrutinized multiple times over the years through your rental property tax returns. Having solid documentation from the start gives you confidence in those ongoing filings. The combination approach (online estimate + professional CMA + comparable sales data + property photos) created what my tax preparer called a "defensible position" without the full cost of an appraisal. For a $400k+ property with rental income plans, it seemed like the right balance of thoroughness and cost-effectiveness.