4.30—Prohibited activities.
No commodity trading advisor may solicit, accept or receive from an existing or prospective client funds, securities or other property in the trading advisor's name (or extend credit in lieu thereof) to purchase, margin, guarantee or secure any commodity interest of the client; Provided, however, That this section shall not apply to a future commission merchant that is registered as such under the Act or to a leverage transaction merchant that is registered as a commodity trading advisor under the Act or to a retail foreign exchange dealer that is registered as such under the Act.