20.  In regulation 46 (licences: general provisions), for paragraphs (5) to (7) substitute—  “(5) The Treasury may vary, revoke or suspend a licence at any time.  (6) Where the Treasury issues, varies, revokes or suspends a licence which authorises acts  by a particular person, the Treasury must give written notice to that person of the issue,  variation, revocation or suspension of the licence.  (7) Where the Treasury issues, varies, revokes or suspends a licence which is general or  which authorises acts by persons of a particular description, the Treasury must take such  steps as the Treasury considers appropriate to publicise the issue, variation, revocation or  suspension of the licence.”  21.  For regulation 49 (section 8B(1) to (3) of the Immigration Act 1971: directions) substitute—  “ 49. —(1) Any direction of the Secretary of State under regulation 49 (as it has effect in  the United Kingdom) that section 8B(1) and (2) of the Immigration Act 1971 (as it has  effect in the United Kingdom), or section 8B(3) of that Act (as it has effect in the United  Kingdom), have effect subject to specified exceptions in relation to any person whose name  is specified or who is of a specified description, has the corresponding effect in the Isle of  Man and references to section 8B(1), (2) or (3) of the Immigration Act 1971 shall be  construed as references to those subsections as they have effect in the Isle of Man( a ).  22.  In regulation 50 (finance: reporting obligations)—  “(5) A relevant institution must inform the Treasury without delay if that institution  credits a frozen account in accordance with regulation 41(4) (finance: exceptions from  prohibitions).”  ““relevant firm” means—  “(8) For the purposes of paragraph (a) of the definition of “relevant firm” in paragraph  (7), the definition of “estate agent” in Schedule 4 to the Proceeds of Crime Act 2008 (of  Tynwald) is to be read as if references to the sale or proposed sale of land in section 15 of  the Estate Agents Act 1975 (of Tynwald)( c ) included references to the sale or proposed sale  of land outside the Isle of Man.”  23.  Omit regulation 51 (“relevant firm”) (including the heading).  24.  In regulation 52 (finance: powers to request information), in paragraphs (4) and (6), in each  place it occurs, for “believe” substitute “believes”.  25.  In regulation 53 (finance: production of documents), in paragraphs (2) and (3), in each place  it occurs, for “the Treasury request” substitute “the Treasury requests”.  ( a ) The Immigration Act 1971 (c. 77) was extended to the Isle of Man by S.I. 2008/680 (as amended).  ( b ) AT 13 of 2008. Schedule 4 was substituted by SD 2019/0204 (of Tynwald).  ( c )  AT 6 of 1975.  7 (c) at the end, insert—  (ii) precious stones or pearls;”;  (i) articles made from gold, silver, platinum or palladium, or  (b) a person engaged in the business of making, supplying, selling (including selling  by auction) or exchanging—  (a) a business in the regulated sector within the meaning of Schedule 4 to the Proceeds  of Crime Act 2008 (of Tynwald)( b ) (see in particular paragraph 2 of that  Schedule);  (b) in paragraph (7), for the definition of “relevant firm” substitute—  (a) for paragraph (5) substitute—  (2) In this regulation, “specified” means specified in the direction.” 