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Sung On Mansion

Sung On Mansion in Wong Tai Sin got its occupation permit in 1963 and is about 63 years old; BD has issued 105 statutory orders or notices to it since May 2023.

Building facts

Address
49 Hong Keung St Sung On Mansion
District
Wong Tai Sin
Street
Hong Keung Street
Occupation permit date
9 Apr 1963
Age
about 63 years
Occupation permit no.
K100/63
Use
Residential / composite
Block type
Tower
Nearest MTR
Kai Tak (about 510 m) · Diamond Hill (about 750 m)
BD block ID
1530770

Source: BD building information and age records · Updated 19 Oct 2026

Buildings Department orders and notices

TypeIssued (since May 2023)Complied / withdrawn / superseded (since May 2024)
Mandatory Building Inspection notices
Owners must appoint a Registered Inspector to inspect the common parts, external walls and projections, and carry out any repairs found necessary. (Buildings Ordinance s30B)
449
Mandatory Window Inspection notices
Owners must appoint a Qualified Person to inspect all windows of the building and carry out any repairs found necessary. (Buildings Ordinance s30C)
600
Repair orders (dangerous buildings)
Issued when a building or part of it has become, or is likely to become, dangerous; requires repair or demolition. (Buildings Ordinance s26)
10

These are BD's cumulative counts, not the number still outstanding, and earlier orders are not on the lists. Before a purchase, check BD's orders search, the MBIS/MWIS notice search and a land search. See our guide to inspections and orders.

First seen on a BD list by this site: 17 Oct 2026

Inspection scheme age thresholds

  • Reached the 30-year age threshold of the Mandatory Building Inspection Scheme (domestic buildings of 3 storeys or fewer are exempt); BD may serve an inspection notice.
  • Reached the 10-year age threshold of the Mandatory Window Inspection Scheme (same exemption).

Age counts from the occupation permit date; BD selects buildings for notices by risk. See BD: MBIS.

Record history

  • 9 Apr 1963 · Occupation permit issued (K100/63)

We check BD's lists monthly; new orders and compliance will show here as they appear.

Other buildings on Hong Keung Street

Buildings with BD orders in Wong Tai Sin

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