The SEC Regulation D provides an exemption from the SEC registration requirement for the issuance of "private placements," meaning the issuance of "limited offerings" or securities. Regulation D also exempts these companies from issuing a prospectus. Companies qualify it they plan to raise under $1 million in a 12-month period or plan to seek funding under $5 million. Investors must be "accredited" by meeting specific net worth requirements. The number of investors is limited to 35 although read the CFR for full information.
Form D provides:
See CFR Title 17 Sec 230.504
CFR Title 17 Sec 230.506
SEC Rule 503