Specialist Tax Regulatory Materials provides full text copies of a range of relevant taxation documents produced since 1998 from issuing bodies including:
- Inland Revenue
- Customs & Excise
- Contributions Agency
- Treasury
- Department of Trade & Industry
- Financial Services Authority
- Accounting Standards Board
- Association of Chartered Certified Accountants
- Department of Transport
- Insitute of Chartered Accountants England and Wales
- Institute Chartered Accountants in Scotland
- Association of Tax Technicians
- Chartered Institute of Tax
- Stamp Office
- Institute of Directors
- Department for Work & Pensions
- Department for Culture, Media and Sport
- Occupational Pensions Regulatory Authority
- Home Office
- Confederation of British Industry
- Office for National Statistics
- Valuation Office Agency
- Institute of Indirect Taxation
- Institute of Fiscal Studies
- Association of British Insurers
- National Audit Office
- Charity Commission

This source includes the following document types:
- Guidance Notes
- Codes of Practice
- Information Notes
- Bulletins
- Statements of Practice
- Press releases - including Budget and Pre Budget Releases
- Written Ministerial Statements
- Reports
- Newsletters

The entire source archive can be searched from either the Home page or the Materials search form.