Safe and Secure Decommissioning Act of 2014 - Amends the Atomic Energy Act of 1954 to prohibit the Nuclear Regulatory Commission (NRC) from approving the request of a licensee for a waiver of, or exemption from, a covered regulation applicable to a civilian nuclear power reactor that has permanently ceased to operate.
Specifies as a covered regulation: (1) an emergency preparedness or response regulation or requirement, or (2) a security regulation or requirement applicable to spent nuclear fuel.
Declares that this prohibition shall not apply to a civilian nuclear power reactor at which all spent nuclear fuel has been transferred to spent nuclear fuel dry casks.