1. A supervised entity may use a benchmark or a combination of benchmarks in the United Kingdom if the benchmark:
(a) is on the FCA register; or
(b) is provided by an administrator who is on the FCA register and located in the United Kingdom.
1A. Paragraph 1 does not enable a supervised entity to use a benchmark in the United Kingdom in breach of a prohibition under Article 21A or 23B.
1B. The use of a benchmark by a supervised entity for a financial contract, financial instrument or investment fund in breach of a prohibition under Article 21A or 23B does not affect the validity or enforceability of a contract or other arrangement.
2. Where the object of a prospectus to be published in accordance with rules made by the FCA under section 84 or 248 of FSMA, as those rules [Section 84 was substituted by S.I. 2005/1433 and amended by section 16(3)(a) of the Financial Services Act 2012 (c.21) and S.I. 2012/1538. Section 248 was amended by paragraph 9(2)(b) of Part 1 of Schedule 18 to that A
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