Data project

Income tax registration

Registratie aangiften Inkomstenbelasting (IB)

Summary

Strengths: High quality data collected on a large sample.

Type of data

Data Source
Registry

Type of Study
Crosssection regular

Data gathering method
Registries
Other: Registries, combined with sample of Income panel Study (IPO).

Access to data

Conditions of access
Cannot be downloaded directly

Type of available data (e.g. anonymised microdata, aggregated tables, etc.)
Anonymised microdata

Formats available
SPSS (default)

Coverage

Coverage Years of collection, reference years, and sample sizes
Data was collected between 2006 and 2011 with a total sample size of 250,000 individuals and 88,000 households. There are also some earlier years available. Data collection is ongoing and is scheduled to continue at some point in the future.

First year of collection
2006

Stratification if applicable
Post-stratification: weighting by following variables: age, sex, region, household size, age main provider.

Base used for sampling

Geographical coverage and breakdowns
Dutch population in non-institutional households on the 31rd of December.

Age range
No age restrictions

Statistical representativeness
Population representative

Coverage of main and cross-cutting topics
Detailed study of: Dutch Wealth Statistics

Linkage

Standardisation

Possibility of linkage among databases
Linkable to other person databases through anonymised personal number.

Data quality

Entry errors if applicable
One per cent administrative non-response

Breaks
Break in 2000 due to changes in tax regulations.

Consistency of terminology or coding used during collection

Governance

Contact information
Department of Labour, Income and Living conditions
Statistics Netherlands
Henri Faasdreef 312
2492 JP Den Haag Austria Phone: Infoservice: 003188 570 70 70
Email: info(at)cbs.nl
Url:

Timeliness, transparency
Data is collected annually. Preliminary data is released 12 months after collection. Final database is published 24 months after collection.