...investigative or law enforcement officer who, by any means authorized by this chapter, has obtained knowledge of the contents of any wire or oral communication or evidence derived therefrom may use such contents to the extent such use is appropriate to the proper performance of his official...

...subsection, or a satisfactory explanation for the absence thereof, shall be a prerequisite for the disclosure of the contents of any wire or oral communication or evidence derived therefrom under section 3802 (c) or (d). "(2) Applications made and orders granted under this Chapter shall be...

...provided for by this subsec12 tion, or a satisfactory explanation for the absence thereof, shall be a 13 prerequisite for the use or disclosure of the contents of any wire or 14 oral communication of evidence derived there from under subsection 15 (c) of section 3128. 16 "(2)...

...seal provided for by this subsection, or a satisfactory explanation for the absence thereof, shall be a prerequisite for the use or disclosure of the...or oral communication or evidence derived therefrom under subsection (3) of section 2517. (b) Applications made and orders granted under this chapter shall...

...seal provided for by this subsection, or a satisfactory explanation for the absence thereof, shall be a prerequisite for the use or disclosure of the...or oral communication or evidence derived therefrom under subsection (3) of section 2517. (b) Applications made and orders granted under this chapter shall...

...seal provided for by this subsection, or a satisfactory explanation for the absence thereof, shall be a prerequisite for the use or disclosure of the...or oral communication or evidence derived therefrom under subsection (3) of section 2517. (b) Applications made and orders granted under this chapter shall...

...seal provided for by this subsection, or a satisfactory explanation for the absence thereof, shall be a prerequisite for the use or disclosure of the...or oral communication or evidence derived therefrom under subsection (3) of section 2517. "(b) Applications made and orders granted under this chapter...

...seal provided for by this subsection, or a satisfactory explanation for the absence thereof, shall be a prerequisite for the use or disclosure of the...or oral communication or evidence derived therefrom under subsection (3) of section 2517. (b) Applications made and orders granted under this chapter shall...

...seal provided for by this subsection, or a satisfactory explanation for the absence thereof, shall be a prerequisite for the use or disclosure of the...or oral communication or evidence derived therefrom under subsection (3) of section 2517. (b) Applications made and orders granted under this chapter shall...

...the seal provided for by this section, or a satisfactory explanation for the absence thereof, shall be a prerequisite for the use or disclosure of the...or oral communication or evidence derived therefrom under Section 1544.16 1544.10. Applications made and orders granted pursuant to this chapter shall...