...within the scope of his office or employment; except this paragraph shall not apply to — (A) any claim based upon the exercise or performance or the failure to exercise or perform a discretionary function regardless of whether the discretion be abused .... Iran's actions as alleged...

...function exception to the Act, 28 USC §2680(a), which exempts the United States from liability for claims "based upon the exercise or performance or the failure to exercise or perform a discretionary function or duty. ..." The Court of Appeals viewed the inspection of aircraft for compliance...

...the discretion involved be abused, and claims based upon the act or omission of a Government employee exercising due care in the execution of a statute or regulation, whether or not valid. This is a highly important exception, intended to preclude any possibility that the bill might...

...for any claim based upon an act or omission of an employee 01 the Government exercising due care 1n the execution of a statute or regulation whether or not such statute or regulation Is valid. Under a reasonable application of this provision, even if a court determined extraterritorial...

...within the scope of his office or employment; except this paragraph shall not apply to (A) any claim based upon the exercise or performance or the failure to exercise or perform a discretionary function regardless of whether the discretion be abused... In a civil action involving...

...and section 1346(b) of this title shall not apply to— (a) Any claim based upon an act or omission of the Government, exercising due care, in the execution...or perform a discretionary function or duty on the pan of a federal agency or an employee of the Government, whether or not the discretion involved be...

...shall not apply <a) Any claim based upon an act or omission of the Government, exercising due cart, in the execution of a statute or regulation, whether...or perform a discretionary function or duty on the pan of a federal agency or an employee of the Government, whether or not the discretion involved be...

...apply to — i ai Any claim based upon an act or omission of the Government, exercising due car*, л the execution of a statute or regulation, whether...or perform a discretionary function or duty on the put of a federal agency or aa employe« of the Government whether or not the discretion involved be...

...statut« or regulation, whether or not such statuì« or regulation be valid, or based upon the exerciM or performance or the failure to exercise or perform a discretionary function or duty on the pan of a federal agency or an employe« of the Government, whether or not the discretion involved be...

...due care, in the execution of a statute or regulation, whether or not such statute or regulation is valid, or based upon the exercise or performance or...a discretionary function or duty on the part of a state officer or employee, whether or not the discretion involved has been abused; (2) Any claim arising...