(1) A Controller of an Authorised Person which is a Domestic Firm must submit, in such form as the Regulator shall prescribe, a written notification to the Regulator where that Person:
(a) proposes to cease being a Controller;
(b) proposes to decrease that Person's Holding from:
(i) more than 50% to 50% or less;
(ii) more than 30% to 30% or less; or
(iii) more than 20% to 20% or less.
(2) A written notice provided under (1) must be in such form, include such information and be accompanied by such Documents as the Regulator may reasonably require.