Singapore legislation
Regulation 9
of Boundaries and Survey Maps (Conduct of Cadastral Surveys) Rules 2005
Regulation 9
Field equipment
Subregulation 1
A registered surveyor engaged in cadastral survey work in Singapore must —
test his or her field equipment at least once every 12 months to ensure that it is in good adjustment; and
together with any survey document submitted to the Chief Surveyor in relation to a cadastral survey, submit all test results of the field equipment used in that survey, for the period that the field equipment was used in the survey.
Subregulation 2
The registered surveyor must —
keep all test results (including data used for such tests) of any field equipment used in a cadastral survey, for the entire period of that survey until the Chief Surveyor has approved that survey; and
whenever required to do so within that period, produce to the Chief Surveyor any of the test results and the data used for the test.