2.  Any recovery or restitution obligations that may arise under United Kingdom law in  respect of a Kyoto unit only apply to the Kyoto unit in kind.  3.  Subject to this paragraph, a transaction is final and irrevocable upon its finalisation  pursuant to Article 104. Except where a transaction may be reversed in accordance with  relevant international climate law, and without prejudice to any provision of or remedy  under United Kingdom law that may result in a requirement or order to execute a new  transaction in the Registry, the national administrator may not reverse or revoke any  transaction that has become final and irrevocable under this Regulation.  4.  A purchaser and holder of a Kyoto unit acting in good faith acquires title to that  Kyoto unit free of any defects in the title of the transferor.”.  (5) Omit Articles 41 to 64.  (6) For Article 65 substitute—  The Secretary of State must ensure that the Registry provides for the carrying out of any  request from an account holder to transfer Kyoto units to any other account, unless such a  transfer is prevented by the status of the initiating or receiving account.”.  (7) Omit Articles 66 to 68.  (8) For Article 69 substitute—  The Secretary of State must ensure that the Registry provides for the carrying out of any  request from an account holder to cancel Kyoto units held in its accounts by transferring a  specified type and number of Kyoto units from the relevant account into the cancellation  account of the Registry.”.  (9) Omit Articles 70 and 71.  7.  Omit Title 4 (specific provisions for accounting transactions under Decision No 406/2009) of  the Registries Regulation 2013.  6.  Omit Title 3 (specific provisions for KP registries) of the Registries Regulation 2013.  8. —(1) Title 5 (common technical provisions) of the Registries Regulation 2013 is amended as  follows.  The national administrator must provide assistance and support to account holders and  account representatives in relation to the Registry through a helpdesk.”.  (4) Omit Article 93.  (5) For Article 94 substitute—  10 “ Article 92  Helpdesk  Amendments to Title 5 of the Registries Regulation 2013  Revocation of Title 4 of the Registries Regulation 2013  Revocation of Title 3 of the Registries Regulation 2013  Cancellation of Kyoto units  “ Article 69  Transfers of Kyoto units initiated by an account holder  “ Article 65  (2) Omit Article 91.  (3) For Article 92 substitute— 