SINGAPORE - Several changes in permanent secretary appointments were made on Monday, in a shuffling of senior civil service roles.

Mr Leo Yip, the 50-year-old chairman of the Economic Development Board (EDB), will be appointed Permanent Secretary for Home Affairs, according to a statement from the Public Service Division of the Prime Minister's Office.

He will take over from Mr Tan Tee How, 55, who will be appointed Commissioner of Inland Revenue and chief executive officer of the Inland Revenue Authority of Singapore. Mr Tan replaces Dr Tan Kim Siew, who will be stepping down.

Filling Mr Yip's shoes at the EDB will be Dr Beh Swan Gin, 47, who is now Permanent Secretary for Law.

Dr Beh's current portfolio will be taken over by Mr Ng How Yue, 44, who will give up his position as Second Permanent Secretary for Trade and Industry.

That role will in turn be filled by Mr Chee Hong Tat, 41, curently the chief executive of statutory board Energy Market Authority.

All the new appointments take effect from December.