Telephone Consumer Protection Act of 1991 47 U.S.C. Sec. 227.
Restrictions on use of telephone equipment
(a) Definitions As used in this section o
(1) The term ''automatic telephone dialing system'' means equipment which has the capacity
(A) to store or produce telephone numbers to be called, using a random or sequential number generator; and (B) to dial such numbers.
(2) The term ''telephone facsimile machine'' means equipment which has the capacity (A) to transcribe text or images, or both, from paper into an electronic signal and to transmit that signal over a regular telephone line, or (B) to transcribe text or images (or both) from an electronic signal received over a regular telephone line onto paper. (3) The term ''telephone solicitation'' means the initiation of a telephone call or message for the purpose of encouraging the purchase or rental of, or investment in, property, goods, or services, which is transmitted to any person, but such term does not include a call or message (A) to any person with that person's prior express invitation or permission, (B) to any person with whom the caller has an established business relationship, or (C) by a tax exempt nonprofit organization. (4) The term ''unsolicited advertisement'' means any material advertising the commercial availability or quality of any property, goods, or services which is transmitted to any person without that person's prior express invitation or permission.
(b) Restrictions on use of automated telephone equipment
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(1) Prohibitions It shall be unlawful for any person within the United States
(A) to make any call (other than a call made for emergency purposes or made with the prior express consent of the called party) using any automatic telephone dialing system or an artificial or prerecorded voice
(i) to any emergency telephone line (including any ''911'' line and any emergency line of a hospital, medical physician or service office, health care facility, poison control center, or fire protection or law enforcement agency); (ii) to the telephone line of any guest room or patient room of a hospital, health care facility, elderly home, or similar establishment; or 1
(iii) to any telephone number assigned to a paging service, cellular telephone service, specialized mobile radio service, or other radio common carrier service, or any service for which the called party is charged for the call;
(B) to initiate any telephone call to any residential telephone line using an artificial or prerecorded voice to deliver a message without the prior express consent of the called party, unless the call is initiated for emergency purposes or is exempted by rule or order by the Commission under paragraph (2)(B); (C) to use any telephone facsimile machine, computer, or other device to send an unsolicited advertisement to a telephone facsimile machine; or (D) to use an automatic telephone dialing system in such a way that two or more telephone lines of a multi-line business are engaged simultaneously.
(2) Regulations; exemptions and other provisions The Commission shall prescribe regulations to implement the requirements of this subsection. In implementing the requirements of this subsection, the Commission
(A) shall consider prescribing regulations to allow businesses to avoid receiving calls made using an artificial or prerecorded voice to which they have not given their prior express consent; (B) may, by rule or order, exempt from the requirements of paragraph (1) (B) of this subsection, subject to such conditions as the Commission may prescribe
(i) calls that are not made for a commercial purpose; and (ii) such classes or categories of calls made for commercial purposes as the Commission determines -
(I) will not adversely affect the privacy rights that this section is intended to protect; and (II) do not include the transmission of any unsolicited advertisement; and (C) may, by rule or order, exempt from the requirements of paragraph (1) (A)(iii) of this subsection calls to a telephone number assigned to a cellular telephone service that are not charged to the called party, subject to such conditions as the Commission may prescribe as necessary in the interest of the privacy rights this section is intended to protect.
(3) Private right of action A person or entity may, if otherwise permitted by the laws or rules of court of a State, bring in an appropriate court of that State -
(A) an action based on a violation of this subsection or the regulations prescribed under this subsection to enjoin such violation, (B) an action to recover for actual monetary loss from such a violation, or to receive $500 in damages for each such violation, whichever is greater, or (C) both such actions. If the court finds that the defendant willfully or knowingly violated this subsection or the regulations prescribed under this subsection, the court may, in its discretion, increase the amount of the award to an amount equal to not more than 3 times the amount available under subparagraph (B) of this paragraph.