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Accredited Investor Verification: The 506(c) 'Reasonable Steps' Rule

When a sponsor raises capital under Rule 506(c) — the exemption that lets you advertise a private offering publicly — there's a price for that freedom: you must take 'reasonable steps to verify' that every investor is actually accredited. This is the single biggest operational difference between 506(c) and its quieter sibling 506(b). Under 506(b) an investor can simply check a box self-certifying their status; under 506(c), checking a box is not enough. The sponsor must affirmatively confirm accreditation, and getting this wrong can cost the exemption itself.

By One Million Media5 min read

Documentation a sponsor reviews to verify an accredited investor under Rule 506(c)
Documentation a sponsor reviews to verify an accredited investor under Rule 506(c)Unsplash

This guide is for sponsors and GPs raising (or considering raising) under 506(c) who need to understand the verification requirement and execute it without exposing the deal. The good news is that the SEC laid out clear methods and a thriving industry of third-party verification services now handles the work. The key is knowing what 'reasonable steps' means, why self-certification fails under 506(c), and how to verify in a way that protects both the investor's privacy and your exemption.

Why 506(c) requires verification at all

The logic is a trade. Rule 506(b) prohibits general solicitation — you can't advertise — but in exchange lets investors self-certify their accredited status. Rule 506(c) flips both terms: it permits general solicitation (you can market the deal on a website, social media, at events) but requires the sponsor to verify accreditation because, once you're advertising to the public, the SEC won't rely on an honor-system box-check from strangers responding to an ad.

The core distinction

506(b): no advertising, investors may self-certify. 506(c): advertising allowed, sponsor must take reasonable steps to verify accreditation. The verification requirement is the cost of the right to publicly solicit.

Under 506(c), every purchaser must be a verified accredited investor — there's no allowance for non-accredited investors at all (unlike 506(b), which permits up to 35 sophisticated non-accredited investors). So verification isn't a formality; it's a condition of the exemption working.

What 'reasonable steps to verify' actually means

The SEC provides both a principles-based standard and a list of specific 'safe harbor' methods that are deemed sufficient. A sponsor can use a safe-harbor method or a reasonable principles-based approach:

Verification basisAccepted method
IncomeReview IRS forms (W-2, 1099, 1040) for the two most recent years plus a written expectation of continued income
Net worthReview assets (bank/brokerage statements, appraisals) and a credit report for liabilities, dated within 3 months
Third-party confirmationA written letter from a CPA, attorney, registered broker-dealer, or registered investment adviser confirming accreditation
Prior investorsFor existing investors verified in a prior 506(c) deal, a re-certification may suffice

The third-party letter method is the one most sponsors prefer in practice, because it avoids the sponsor having to collect and store investors' sensitive financial documents directly. A licensed professional (or a verification service that uses them) reviews the investor's financials and issues a confirmation letter the sponsor keeps on file as evidence of reasonable steps.

Why self-certification fails — and what that means operationally

A common and dangerous mistake is for a sponsor to run a 506(c) deal — advertising it publicly — but only collect a self-certified accreditation questionnaire, the way they would under 506(b). That combination is fatal: you've used general solicitation (only allowed under 506(c)) without meeting 506(c)'s verification requirement, so neither exemption is satisfied and the offering may be an unregistered, non-exempt securities sale.

  • If you advertise the deal at all — website, email blast to non-relationships, social media, a public webinar — you're in 506(c) territory and must verify.
  • A signed questionnaire alone is self-certification, which is insufficient under 506(c).
  • Verification must occur before or at the time of sale, and you must retain documentation proving you took reasonable steps.
  • The penalty for getting it wrong can include loss of the exemption, rescission rights for investors, and regulatory exposure — which is why most sponsors outsource verification to a specialized service.

The operational takeaway is to decide your exemption before you market, and align your process to it. If you want to advertise, commit to 506(c) and build verification into your subscription flow. If you'd rather rely on self-certification, stay in 506(b) and don't advertise. The error that catches sponsors is doing 506(c) marketing with 506(b) paperwork.

How sponsors verify in practice

Most sponsors handle verification through one of two routes, both designed to protect investor privacy and create a clean compliance record:

  1. Third-party verification service: investors complete the service's process (uploading documents or having their CPA/attorney confirm), and the service issues a verification letter to the sponsor. This keeps sensitive financials out of the sponsor's hands.
  2. Professional letter: the investor's own CPA, attorney, broker-dealer, or RIA writes a letter confirming accreditation, which the sponsor retains.

Either way, the sponsor keeps the verification evidence on file alongside the subscription documents, typically retaining it for the life of the offering and beyond. Verification is a solved problem — the infrastructure exists and is inexpensive relative to a raise — so the real job is simply knowing it's required, building it into your process, and never letting a publicly-marketed deal close on self-certification alone. As always, confirm your specific approach with securities counsel; this is educational information, not legal advice.

Frequently asked questions

What is accredited investor verification under 506(c)?

It's the requirement that a sponsor raising under Rule 506(c) take 'reasonable steps to verify' that every investor is accredited, rather than relying on the investor's self-certification. Because 506(c) permits public advertising of the offering, the SEC requires affirmative verification — through financial-document review, a third-party professional letter, or a verification service.

Why isn't self-certification enough under 506(c)?

Because 506(c) lets you publicly solicit investors, the SEC won't rely on an honor-system checkbox from strangers responding to an ad. Self-certification is permitted under 506(b) (which prohibits advertising), but under 506(c) the sponsor must take affirmative reasonable steps to verify. Advertising a deal while only collecting self-certifications satisfies neither exemption.

What are the accepted verification methods?

The SEC's safe-harbor methods include reviewing two years of income documents (W-2, 1099, 1040) plus an expectation of continued income; reviewing assets and a recent credit report for net worth; obtaining a written confirmation letter from a CPA, attorney, registered broker-dealer, or RIA; or re-certification for previously verified investors. The third-party letter method is the most popular.

How do sponsors verify without holding investors' financial documents?

Most use a third-party verification service or accept a professional letter from the investor's CPA, attorney, broker-dealer, or RIA. The service or professional reviews the financials and issues a verification letter the sponsor keeps on file, so sensitive documents stay out of the sponsor's hands while still creating a clean compliance record.

What happens if a sponsor fails to verify properly?

If a deal is publicly marketed (general solicitation) without proper verification, it can fail both 506(c) and 506(b), potentially becoming an unregistered, non-exempt securities sale. Consequences can include loss of the exemption, investor rescission rights, and regulatory exposure. This risk is why sponsors typically outsource verification and confirm their approach with securities counsel.

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This article is for educational purposes only and is not legal, investment, tax, or securities advice. Securities offerings are regulated; always work with your securities attorney to structure and run your offering. One Million Media is a marketing and lead-generation provider — not a broker-dealer, investment adviser, or law firm.