Paragraph 10

(1)

Regulation 3 (meaning of “offshore installation”) is amended as follows.

(2)

In paragraph (1)—

(a)

after sub-paragraph (c) (but before the “or” immediately following it) insert—

“(ca)
for undertaking activities that involve mechanically entering the pressure containment boundary of a well;”;

(b)

in sub-paragraph (d) for “mainly” substitute “ primarily ”.

(3)

For paragraph (2)(d) substitute—

“(d)
a mobile structure which has ceased to be used for any of the purposes specified in paragraph (1), and has since been used for a purpose not so specified;
(da)
a fixed structure which has ceased to be used for any of the purposes specified in paragraph (1), for so long as it is used for a purpose not so specified;”.