This guide provides data scientists forming an LLC in Delaware with a clear understanding of their tax obligations in 2026. We'll cover federal and Delaware state taxes, deductions, estimated payments, and common mistakes to avoid. Check out our guide on LLC registration in Delaware for step-by-step instructions. For seamless company formation and compliance, consider Lovie's AI-powered platform.
As a single-member LLC in Delaware, your business income is typically taxed as personal income through a pass-through system. You'll file Schedule C with your individual income tax return (Form 1040). You're also responsible for self-employment taxes. Our resource on [how to register an LLC in Delaware](https://www.lovie.co/formation/resources/llc-formation/agency-delaware) breaks this down further. Consider the S-Corp election for potential tax savings as your income grows. Delaware also has a franchise tax for LLCs.
| State Filing Fee | $90 |
| Annual Fee | $300 |
| First Year Total | $690 |
| Processing Time | 6.3 days avg (official: 5-10 days) |
| Corporate Tax Rate | 8.7% |
Recommended Entity: C-Corp
Key Tax Benefit: R&D Tax Credit (up to $500K for startups)
Compliance Priority: IP assignment agreements, 83(b) elections
Data sources: State Secretary of State offices, IRS, Tax Foundation (2026). Platform metrics based on anonymized Lovie user data.
Business Tax Obligations Guide outlines tax obligations, deduction opportunities, and filing requirements for your entity type. Key components include tax deduction strategies, estimated tax payments, and self-employment tax calculation, each playing a critical role in the business tax guide process. Understanding Schedule C reporting and pass-through income treatment is essential, as these factors directly impact tax bracket optimization.
When evaluating business tax guide options, factors such as write-off maximization and state tax nexus determination should inform your decision-making process.
Single-member LLCs pay self-employment tax (15.3%) plus income tax on all net profits, reported on Schedule C of the owner's personal tax return.
If you use a portion of your home exclusively and regularly for your coaching business, you can deduct expenses related to that space.
Deduct ordinary and necessary expenses related to your coaching business, such as marketing, website hosting, software, and travel. Deduct expenses related to coaching certifications, workshops, and training programs that enhance your coaching skills.
Pay estimated federal income tax and self-employment tax if you expect to owe at least $1,000 for the year.
If your coaching LLC is taxed as a C-Corp, file and pay Florida corporate income tax quarterly. If you have employees, deposit payroll taxes on a semi-weekly or monthly basis.
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State-specific formation guides, cost breakdowns, compliance checklists, and expert comparisons — updated for 2026.