The Central BAS Agency shall conduct the Basic National Census and Surveys, including the Population and Housing Census at least once every ten years, the Agriculture, Forestry, Fishery and Animal Husbandry Census and the Industry and Service Census at least once every five years.

The Central BAS Agency shall draft the survey scheme for conducting the Basic National Census and Survey and submit it to the Executive Yuan for approval. All levels of government may set up a provisional unit for cooperation.
The Central BAS Agency may request relevant agencies to provide necessary assistance or officer on secondment as required under its supervision and direction for the preceding survey.

The government agencies shall only conduct the Designated Statistical Survey or General Statistical Survey that are directly related to their duties and as a matter of urgency; no surveys shall be conducted under any of the following circumstances:
1. The information required can be obtained from the data under subparagraph 1, paragraph 2, Article 4
2. The survey can be incorporated with other similar surveys.

The government agencies shall draft the survey implementation programs before conducting Designated Statistical Survey or General Statistical Survey on the civilians that reach or above the certain sample size specified by the Central BAS Agency, and do as follows:
1. The Designated Statistical Survey shall be approved by the Central BAS Agency.
2. The General Statistical Survey shall be approved by the Central BAS Agency in the central government; or approved by the department of BAS in the special municipal government and in the county /city government, and then submit to the Central BAS Agency for recordation.
The conducting agency shall mark the approval number on the statistical survey questionnaire under the preceding paragraph.
Any modification or suspension of the approved statistical survey implementation program shall be submitted for approval pursuant to paragraph 1; the approving agency or the Central BAS Agency may request the conducting agency to modify the survey implementation program or suspense an approved statistical survey.

While investigate, the enumerators shall present the certificate for identification and shall actively inform the respondents the ways of verification and give opportunities for verification as well.
The preceding enumerators shall not collect unauthorized information in the guise of performing duties.
It is prohibited for anyone to evade, obstruct or refuse the enumerators conducting the Basic National Census and Survey or Designated Statistical Survey.

The respondent of the statistical survey, whether an individual, a household, a business entity, an agency or a group , has the duty to provide truthful information in due time.