1. The Estimated "Tax Shield" Size
Based on historical filings and 2025/2026 trends, BIEL’s accumulated deficit and Net Operating Losses (NOLs) is estimated to be about $40 million.
The Bottom Line: The company can earn its first $40M+ in cumulative net profit without paying federal corporate income tax.
Efficiency of the Royalty Pivot
If BIEL successfully moves away from manufacturing physical devices toward a royalty-based IP model, the financial impact changes:
Higher Margins: Traditional sales currently have a ~50% gross margin. Royalty payments typically have 90%+ margins because there are no physical goods to build, store, or ship.
Maximum Retention: Because of the NOLs, every dollar of royalty profit (after overhead) is retained by the company. At a standard 21% corporate tax rate, BIEL would save roughly $210,000 for every $1 million in profit they generate.
3. The Math: An Investor's Perspective
If BIEL reaches a hypothetical target of $5 million in annual royalty revenue:
Overhead: Conservatively assuming $1 million in operating expenses (since manufacturing is outsourced or licensed).
Pre-Tax Profit: $4 million.
The Shield at Work: Instead of paying ~$840k in federal taxes, they pay $0.
Result: That extra cash stays on the balance sheet, which could theoretically be used to reduce their share count (24.7B shares) or fund new clinical trials for the VNS technology.
4. Important Risks (The "Fine Print"
Section 382 Limitations: If a major investor buys more than 50% of the company or a merger occurs, the IRS may limit how much of that $40M+ shield can be used each year.
Expiration Dates: While newer NOLs can be carried forward indefinitely, older ones (from the early 2000s R&D phase) have a 20-year expiration window.
Compliance: The "Yield" sign on OTC Markets indicates that the company must stay current with its disclosures for these tax assets to be fully recognized by the market.