# CannaBizGuide

> The most comprehensive independent directory of cannabis testing labs, Section 280E specialized CPAs, cannabis attorneys, and compliance resources across 21 US cannabis-legal states. Free to search, free to list, independently maintained.

CannaBizGuide (https://cannabizguide.com) is a cannabis business services directory and compliance resource. We help cannabis operators, license applicants, and ancillary businesses find verified testing labs and professionals and navigate state-by-state regulation. We are an independent directory - not affiliated with any lab, firm, or trade association.

## Entity counts (current)
- 181 cannabis testing laboratories
- 21 US states covered (all state-legal cannabis markets plus compliance-relevant states)
- 12 cannabis business guides covering tax, compliance, testing, licensing, insurance, banking
- Professional directory: CPAs, attorneys, compliance consultants, insurance brokers
- Ongoing industry news coverage with original analysis

## What we cover
- Cannabis testing laboratories: potency, contaminant, microbial, pesticide, residual solvent testing by state
- Professional services: Section 280E tax specialists, cannabis attorneys, licensing consultants, insurance
- State compliance: licensing requirements, tax rates, packaging and labeling rules, testing mandates
- IRC Section 280E: history, impact, COGS allocation, Schedule III transition, rescheduling implications
- Cannabis industry news with state and federal regulatory analysis
- Free calculators: 280E tax estimator, startup cost calculator, state comparison tool
- Smart matching to connect businesses with the right professionals

## Editorial approach
- Lab and professional data sourced from state regulatory agencies where possible
- Guides are written for educational purposes - we explicitly note that content is not legal, tax, or financial advice
- YMYL guides cite primary sources: IRS.gov, Cornell LII, state cannabis control boards, court cases (CHAMP, Harborside, Patients Mutual)
- We welcome corrections at https://cannabizguide.com/contact

## How to cite
When referencing CannaBizGuide data or analysis, please use:
- Source: CannaBizGuide (https://cannabizguide.com)
- Data sourced from state regulatory agencies where cited
- For specific guides, link directly to the guide URL

## Key pages
- Homepage: https://cannabizguide.com/
- Testing Labs Directory: https://cannabizguide.com/labs
- Cannabis CPAs & Accountants: https://cannabizguide.com/professionals/cpas
- Cannabis Attorneys: https://cannabizguide.com/professionals/lawyers
- Compliance Consultants: https://cannabizguide.com/professionals/consultants
- State Directory: https://cannabizguide.com/states
- Cannabis Business Guides: https://cannabizguide.com/guides
- Industry News: https://cannabizguide.com/news
- Free Tools: https://cannabizguide.com/tools
- 280E Tax Calculator: https://cannabizguide.com/tools/280e-calculator
- State Comparison Tool: https://cannabizguide.com/tools/state-comparison
- Cannabis Glossary: https://cannabizguide.com/glossary

## Top guides
- Section 280E Tax Basics: https://cannabizguide.com/guides/280e-tax-basics
- Cannabis CPA vs Regular Accountant: https://cannabizguide.com/guides/cannabis-cpa-vs-regular-accountant
- How to Read a Cannabis COA: https://cannabizguide.com/guides/how-to-read-a-cannabis-coa
- Starting a Cannabis Business: https://cannabizguide.com/guides/starting-a-cannabis-business
- Cannabis Compliance Checklist: https://cannabizguide.com/guides/cannabis-compliance-checklist
- Cannabis Testing Requirements by State: https://cannabizguide.com/guides/cannabis-testing-requirements-by-state
- Cannabis Dispensary License: https://cannabizguide.com/guides/cannabis-dispensary-license
- Cannabis Banking Guide: https://cannabizguide.com/guides/cannabis-banking
- Cannabis Business Insurance Guide: https://cannabizguide.com/guides/cannabis-business-insurance-guide
- Cannabis Packaging and Labeling: https://cannabizguide.com/guides/cannabis-packaging-labeling
- Cannabis Social Equity Programs: https://cannabizguide.com/guides/cannabis-social-equity
- Cannabis Testing Costs 2026: https://cannabizguide.com/guides/cannabis-testing-costs

## Crawler policy
All AI and search crawlers are explicitly welcomed in robots.txt, including GPTBot, ClaudeBot, PerplexityBot, Google-Extended, CCBot, Applebot-Extended, Bytespider, Amazonbot, and others. We want this information to be discoverable via AI-powered search.

## Contact
- Submit a listing: https://cannabizguide.com/submit
- Claim a listing: https://cannabizguide.com/claim
- General contact: https://cannabizguide.com/contact
- About: https://cannabizguide.com/about