Clean Air Act 1993

1 (1) In this Part of this Schedule—

• “the Alkali Act” means the [1906 c. 14.] Alkali, &c. Works Regulation Act 1906; and

• “work subject or potentially subject to the Alkali Act” means—

  (a)

  so much of any work registered under section 9 of that Act as is directly concerned in the processes which necessitate its registration under that section; and

  (b)

  so much of any work in the course of erection or alteration as will on completion of the erection or alteration be directly concerned in such processes.

(2) The Secretary of State may from time to time determine how much of any work mentioned in sub-paragraph (1) is or will be directly concerned as there mentioned and his determination shall, until revoked or varied by him, be conclusive.