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Compliance · US

Form D (Reg D) filing: what a startup's legal team has to file and when

Of every filing a startup's in-house legal team touches, the SEC Form D is the one you are most likely to own yourself. No accountant, no registered agent, no licensed intermediary. Just you, your cap table, and a 15-day clock. Here is how it actually works.

August 14, 2026 · 9 min read · By the LawDep team

What Form D actually is

Form D is a notice filing, not an application. You are not asking the SEC for permission to raise money. You are telling it that you used a private-offering exemption under Regulation D (or a handful of similar sections), and you are giving it a few facts about the deal. It is free to file, there is no registration statement, no review, and no approval. The SEC takes the position that if you file it, you have used the exemption as your safe harbor against having to register the offering under the Securities Act of 1933.

The form collects the issuer's identity, the types of securities offered, the amount sold, the exemption claimed, the number of investors, and the states where sales occurred. The information is minimal by design. The SEC is not reviewing the deal's merits; it is building a database of exempt offerings and giving you the safe harbor in exchange for the notice.

Who files it

The issuer files it. That is usually the company selling the securities, not the investors and not their counsel. In practice, for a Series Seed or Series A, the legal team drafts the facts, gets sign off from whoever owns the round, and files it. It is one of the few genuinely legal-owned filings at a startup, which is exactly why our Form D filing page exists as a free reference. The filing itself is done through EDGAR, so the company needs its EDGAR credentials (a CIK and the EDGAR Next authorization tied to a Login.gov account) before the first sale, not after.

The 15-day clock

The rule that actually bites: Form D must be filed within 15 calendar days of the first sale of securities in the offering. "First sale" is when the subscription agreement is signed and payment clears, meaning the date the investor actually buys in, not the date you started talking to them. Miss it and you still file, because late filings are common and the SEC generally accepts them, but "late filed" is on the public record forever, and your seed round documents usually ask about it.

The practical failure mode is not knowing the rule. It is that the first sale happens on a Friday evening during close, and nobody files until the seed documents get sent to the bank a month later. The fix is operational: the day the subscription agreements go out, the legal team should already see "Form D due within 15 days" on a calendar they trust.

The three exemptions you will actually use

  • Rule 506(b): no general solicitation or advertising. All purchasers must be accredited, plus up to 35 sophisticated non-accredited investors. You must have a pre-existing, substantive relationship with anyone you approach. This is the workhorse for most private rounds.
  • Rule 506(c): general solicitation is allowed, so public marketing, social posts, and demo days are permitted. Every purchaser must be accredited, and you must take reasonable steps to verify each one, such as reviewing W-2s, tax returns, or third-party confirmation letters. It costs more in diligence and buys you a public funnel.
  • Rule 504: small offerings with no general solicitation restriction and a lower aggregate cap, only available in states that register or otherwise permit it. It is the right answer for very small raises and it is state-specific.

Notice what is not here. Crowdfunding through Section 4(a)(6) uses a different form, Form C, filed through a funding portal. A 506 offering with zero sales does not need Form D at all, because the obligation is triggered by the first sale, not by the offering itself.

EDGAR Next changes how you log in

Since the SEC's EDGAR Next rollout, filing Form D happens through the new EDGAR Next interface. You create an account with a Login.gov-backed identity, get a CIK, and grant yourself, or your filing agent, a role on the issuer's account. Form D itself has no XBRL; it is structured data entry on the EDGAR system. LawDep's filing workflow treats this as a real submission channel: store the org's CIK, prep the facts from the entity register, review, and submit, then keep the accession number on the filing record. Without a live credential, submissions run in sandbox mode with a mock acknowledgement so the demo path works.

The state blue-sky catch

Form D is federal. Several states still require their own parallel notice filings, or charge fees, when you sell into them. Your counsel usually handles the blue-sky list as part of the round, but the reminders belong on the same calendar as the federal one. That is why we track them together rather than as one "file Form D" checkbox. The federal filing and the state notices have different deadlines and different failure modes, and collapsing them into a single reminder is how a state notice slips.

Amendments and annual updates

Form D is not a one-time filing. If a material change occurs, such as a change in the amount sold of more than 10%, a change in the plan of distribution, or a change of issuer name or address, an amendment must be filed within 30 days. At the end of the offering, an exit filing is made within 30 days of the last sale. The amendment obligations are easy to forget because the original filing felt like the finish line, which is why the compliance calendar should track the offering as an open item until the exit amendment lands.

Keep it on the calendar

The Form D filing is the first real "submit to a government portal" moment for most startup legal teams, and the workflow around it is the template for everything else: prep from the entity register, human review, submission, and the accession number stored on the record. LawDep computes the 15-day deadline from the first sale date, tracks the amendment and exit windows, and puts the whole Reg D cycle on one rolling calendar. If you want that without building it, our free compliance calendar computes the next real statutory deadlines for a company, and the full workspace is one no-signup demo away.

This article is general information, not legal advice. Filing decisions depend on your specific facts, so review with counsel.