Regulation 4

where the shop is in a building that is an HDB commercial building or a shophouse, the aggregate of the shop’s floor area and the total floor area of premises in the building which are used as a medical clinic must not exceed 1,000 square metres;

where the shop is in a building other than a building described in sub‑paragraph (a), the aggregate of the shop’s floor area and the total floor area of premises in the building which are used as a medical clinic must not exceed —

1,000 square metres; or

20% of the building’s commercial floor area,whichever is the lower;

the change in the use must not result in an increase in the floor area of the building;

any change in the use is carried out in compliance with the requirements of all other relevant authorities; (e)where the shop is in a building that is an HDB commercial building, HDB’s written approval for the change in use is obtained before the change in use;

the written permission, granted under the Act or the repealed Act, in respect of the building in which the shop is, does not contain any condition prohibiting —

the change in the use of the building or any part thereof to a medical clinic; or

any change in the use of the building or any part thereof without the prior written permission of the competent authority.