You will be given a definition of a task first, then some input of the task.
In this task, you are given a summary for US Congressional and California state bill, your task is to generate a Title for this bill. The preferred titles are under forty words and mention the purpose of the bill.

Credit Default Swap Prohibition Act of 2009 - Amends the Securities Act of 1933 and the Securities Exchange Act of 1934 to grant the Securities and Exchange Commission (SEC) regulatory jurisdiction over any security-based swap agreement, including authority to issue, interpert, and enforce rules and orders in a manner that imposes prophylactic measures against fraud, manipulation, or insider trading.

Defines credit default swap as: (1) a swap agreement that protects a party to it against the risk of a loss of value because of the occurrence or non-occurrence of an event or contingency specified in the agreement relating to a security, loan, or other reference asset; and (2) such other forms of credit risk protection as the SEC may, by rule, prescribe as necessary or appropriate in the public interest or for the protection of investors.

Authorizes the SEC to require registration of any security-based swap agreement.

Amends the Securities Exchange Act of 1934 to declare it unlawful for any person to enter into a credit default swap agreement or contract.
Output:
To amend the securities laws to prohibit credit default swaps and to provide the Securities and Exchange Commission with the authority to regulate swap agreements.