路政署/屋宇署
業主立案發團 clarify the space is yr or whole bldg (big 業主)
However, if u read yesterday Orietxx daixx newspaper, u can c more than 70% shosign are ilegal in HK, Gov't cannot control ka.
SO, u decide what u should do la.
Sometime do it first & submit later........otherwise, "九更"也未裝到呀
QQ
參考: I work in BAT & plan install shosign/Lightcase for OUTLET