Chartered Institute of Taxation

What Chartered Institute of Taxation does

The Chartered Institute of Taxation (CIOT) is a UK-based not-for-profit professional body and registered charity (no. 1037771) founded in 1930 and headquartered at 30 Monck Street, London SW1P 2AP. It is the leading Royal Charter-holding professional body for UK taxation, supporting over 20,000 members and 5,000 students across 40 worldwide branches with 200+ regional volunteer ambassadors and a 100+ staff organisation. CIOT administers the Chartered Tax Adviser (CTA) qualification — recognised as the gold standard of UK taxation education — alongside the Advanced Diploma in International Taxation (ADIT), the Diploma in Tax Technology (DITT), the ATT CTA Tax Pathway, and a Level 7 Apprenticeship. Joint programmes with ICAEW (ACA CTA Joint Programme) and ICAS (CA CTA Joint Programme) enable dual-qualification pathways, and the CTA designation is licensed to affiliated bodies in Ireland, Australia, Hong Kong, and South Africa.

The institute generates revenue through annual subscription membership fees, one-time qualification registration and exam fees (CTA, ADIT, Pillar Two Award, DITT), conference and event fees (e.g., the Autumn Residential Conference at £685 early bird / £765 standard), and publications including the monthly Tax Adviser Magazine and the peer-reviewed Journal of Tax Administration (developed with the University of Exeter since 2015). Distribution combines a direct-to-consumer self-service portal (pilot-portal.tax.org.uk), test centres for examinations, and a network of four approved third-party tuition providers (BPP Professional Education, Kaplan Financial, Tax Booster, Tolley Exam Training). Pricing is differentiated by membership status, with reduced annual rates (~£86) available for low-income or non-working members, and the Level 7 Apprenticeship functions as a government-recognised earn-while-you-learn route academically equivalent to a Master's degree.

Recent strategic activity includes a CTA Qualification 2028 Review (consultation April–June 2025, implementation from autumn 2027), launch of the ADIT Pillar Two Award and AI for Tax short course in 2025, restructuring of the ACA CTA Joint Programme from 1 July 2025, and a leadership transition with Paul Aplin succeeding Nichola Ross Martin as President on 4 June 2026. CIOT also holds Anti-Money Laundering supervisory status under MLR 2017 and operates the Low Incomes Tax Reform Group (LITRG), which generates 4.5 million annual website page views supporting low-income taxpayers with free information and policy advocacy. CIOT develops no proprietary AI/software platform and holds no patents; its competitive position rests on the Royal Charter, the CTA designation, and a 95-year professional community.

Name

Chartered Institute of Taxation

Legal name

Chartered Institute of Taxation

Website

https://tax.org.uk

Company type

Private

Founded year

1930

Operating status

Operating

Headcount range

51–100 employees

Short description

The Chartered Institute of Taxation is a UK Royal Charter-holding professional body and registered charity that qualifies, represents, and educates 20,000+ tax professionals and 5,000 students worldwide through the Chartered Tax Adviser designation, joint programmes with ICAEW and ICAS, publications, conferences, and AML supervision.

Ownership category

akta.pro rank

Product category

Professional tax education and qualifications

NAICS

Colleges, Universities, and Professional Schools (6113)

SIC

Services-Educational Services (8200)

akta.pro primary industry

Taxation (Corporate, Indirect, International) (EDABAJAD)

akta.pro secondary industries

Accounting, Audit & Tax (CPA/CA/ACCA CPE) (EDAAALAA), Finance, Accounting & Risk (CFA/CPA/FRM) Certifications (EDAAANAD), Continuing Education (CE/CPD) & Provider Accreditation Bodies (EDADACAF), Financial Regulation, AML/CFT & Tax Transparency Cooperation (BPADANAL)

Keywords

• Tax education
• Professional qualifications
• Chartered tax adviser
• Tax examinations
• Professional membership

Headquarters

HQ city

London

HQ country

United Kingdom

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure, Others

Revenue model

1. Membership Fees: Annual membership subscriptions providing access to professional designation (CTA), member services, resources, and professional standards framework. Reduced rates available for those not currently working or on low income.
2. Qualification and Exam Fees: Student registration fees and exam entry fees for CTA qualification, ADIT international tax qualification, Pillar Two Award, Diploma in Tax Technology, and AI for Tax short course.
3. Conference and Event Fees: Revenue from events including Autumn Residential Conference (early bird £685, standard £765), Indirect Taxes Conference, branch webinars, and educational conferences.
4. Publications: Tax Adviser Magazine (monthly publication), Journal of Tax Administration (peer-reviewed academic journal), and technical publications.

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels8 records

Core offering

The Chartered Institute of Taxation is the leading UK professional body for taxation professionals, offering the Chartered Tax Adviser (CTA) qualification alongside the Advanced Diploma in International Taxation (ADIT), Diploma in Tax Technology (DITT), joint programmes with ICAEW and ICAS, the Level 7 Apprenticeship, and short courses including AI for Tax. It provides membership subscriptions, professional standards oversight, Anti-Money Laundering supervision, technical publications (Tax Adviser Magazine, Journal of Tax Administration), and continuing professional development through a global branch network of 40 branches. CIOT is a registered charity (number 1037771) operating under a Royal Charter granted in 1994.

Product overview

The Chartered Institute of Taxation offers a portfolio of professional qualifications, education programmes, and membership services for taxation professionals. The core product is the CTA (Chartered Tax Adviser) qualification, recognised as the gold standard of UK taxation education. Supporting qualifications include ADIT (Advanced Diploma in International Taxation) with its Pillar Two Award spin-off, and the Diploma in Tax Technology (DITT). Joint programmes with ICAEW and ICAS allow professionals to achieve dual qualifications (ACA+CTA or CA+CTA) in approximately four years. The ATT CTA Tax Pathway provides a streamlined route to both ATT and CTA qualifications. The Level 7 Apprenticeship offers an alternative route equivalent academically to a Master's degree. Additional offerings include the AI for Tax short course, Tax Adviser Magazine (monthly publication), the Journal of Tax Administration (academic journal), Professional Standards services, and Anti-Money Laundering supervision. The Low Incomes Tax Reform Group (LITRG) is an initiative supporting low-income taxpayers. Events include the Autumn Residential Conference and Indirect Taxes Conference.

Differentiator

Problem solved

Functional benefit

Brands

• CTA (Chartered Tax Adviser): The leading professional qualification in UK taxation, nationally recognised as the gold standard of UK taxation education
• ADIT (Advanced Diploma in International Taxation)
• DITT (Diploma in Tax Technology)
• ADIT Pillar Two Award
• Journal of Tax Administration (JOTA)

Products and services

• CTA (Chartered Tax Adviser) Qualification - Direct Route

Quantifiable outcome

• 4,500,000 LITRG website page views annually - demonstrating reach and impact of free tax guidance
• +2 more outcomes

Named customers3 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability2 records

Partnerships

17 partnerships are on record, tiered core and minor.

• ICAEW (Institute of Chartered Accountants of England and Wales)coreStrategic or Co-development PartnerICAEW and CIOT run the ACA CTA Joint Programme, a partnership enabling students to become ICAEW Chartered Accountants and Chartered Tax Advisers simultaneously in around four years. Also collaborate on HMRC service standards surveys.
• ICAS (Institute of Chartered Accountants Scotland)coreStrategic or Co-development PartnerICAS and CIOT run the CA CTA Joint Programme, enabling students to become Scottish Chartered Accountants and Chartered Tax Advisers simultaneously.
• Irish Tax InstitutecoreStrategic or Co-development PartnerIrish Tax Institute is licensed by CIOT to use the 'Chartered Tax Adviser' and 'CTA' designations. Partners in promoting education in taxation and engagement with legislators and tax authorities.
• Tax Institute of AustraliacoreStrategic or Co-development PartnerTax Institute of Australia is licensed by CIOT to use the 'Chartered Tax Adviser' and 'CTA' designations internationally.
• Taxation Institute of Hong KongcoreStrategic or Co-development PartnerTaxation Institute of Hong Kong is licensed by CIOT to use the 'Chartered Tax Adviser' and 'CTA' designations internationally.
• South African Institute of TaxationcoreStrategic or Co-development PartnerSouth African Institute of Taxation is licensed by CIOT to use the 'Chartered Tax Adviser' and 'CTA' designations. Recently joined the CTA family.
• Association of Taxation Technicians (ATT)coreStrategic or Co-development PartnerCIOT and ATT share office space at 30 Monck Street and have joint committees including Audit & Risk, EDI, Professional Standards, and Joint Officers and Senior Staff Forum. Both organisations are initiatives of the same leadership.
• Association of Accounting Technicians (AAT)minorGTM or Marketing PartnerAffiliate partner organisation - professional body relationship for tax and accounting professional community.
• ACCA (Association of Certified Chartered Accountants)minorGTM or Marketing PartnerAffiliate partner organisation - professional body relationship for tax and accounting professional community.
• University of ExeterminorStrategic or Co-development PartnerJoint development of the Journal of Tax Administration (JOTA) academic journal since 2015, providing interdisciplinary forum for tax administration research.
• Tax Disciplinary Board (TDB)minorStrategic or Co-development PartnerIndependent disciplinary body established by CIOT and ATT in 2001 to handle professional standards violations by members.
• STEP (Society of Trust and Estate Practitioners)minorGTM or Marketing PartnerAffiliate partner organisation - professional body relationship for trust and estate tax matters.
• Institute for Fiscal Studies (IFS)minorGTM or Marketing PartnerAffiliate partner organisation - tax research institute relationship.
• BPP Professional EducationminorChannel Partner/ Reseller/ DistributorPrincipal tutorial organisation providing CTA exam preparation courses. One of four approved tuition providers for Advanced Technical and Application and Professional Skills papers.
• Kaplan FinancialminorChannel Partner/ Reseller/ DistributorPrincipal tutorial organisation providing CTA exam preparation courses. One of four approved tuition providers.
• Tax BoosterminorChannel Partner/ Reseller/ DistributorPrincipal tutorial organisation providing CTA exam preparation courses. One of four approved tuition providers.
• Tolley Exam TrainingminorChannel Partner/ Reseller/ DistributorPrincipal tutorial organisation providing CTA exam preparation courses. One of four approved tuition providers.

Scale indicators6 records

Recent moves7 records

Expansion highlights6 records

Broad incumbents

• AAT (Association of Accounting Technicians): UK accounting technician body and CIOT affiliate; supplies early-career pipeline members into CTA, with overlapping AML supervision and standards remit making it a structurally comparable professional-body peer.
• ACCA (Association of Chartered Certified Accountants): Global chartered accountancy body offering its own tax modules and affiliate relationship with CIOT; overlapping membership base that competes for CPD and tax qualification mindshare, especially in practice and industry.

Direct peers

• ICAEW (Institute of Chartered Accountants in England and Wales): Run the ACA CTA Joint Programme with CIOT enabling dual qualification in ~4 years; the largest source of CTA students via employer sponsorship and a co-equal chartered accountancy body serving overlapping members.
• Tax Institute of Australia: Australian chartered tax body licensed to use the CTA designation internationally; runs comparable tax education, member, and policy advocacy programmes to CIOT in the Australian market.
• Association of Taxation Technicians (ATT): The closest UK peer tax-professional body; shares CIOT's London office at 30 Monck Street, runs joint committees (Audit & Risk, Professional Standards) and offers the ATT qualification as a direct feeder into the CTA via the ATT CTA Tax Pathway.
• Irish Tax Institute: Licensed by CIOT to use the Chartered Tax Adviser (CTA) designation in Ireland; operates its own parallel tax qualification and member services, making it a near-clone of CIOT's model in the Irish market.
• STEP (Society of Trust and Estate Practitioners): Global professional body for trust and estate practitioners; affiliate partner of CIOT and competing for private-client tax advisers through adjacent qualifications in trust and estate taxation.
• ICAS (Institute of Chartered Accountants of Scotland): Operates the CA CTA Joint Programme with CIOT for dual Scottish Chartered Accountant / Chartered Tax Adviser qualification; comparable professional-body structure and shared CPD/tax curriculum.
• Taxation Institute of Hong Kong: Hong Kong's chartered tax body holding a CIOT licence to use the CTA designation; another direct international peer replicating CIOT's professional-body model in a key APAC financial centre.

Emerging players

• South African Institute of Taxation (SAIT): Recently joined the 'CTA family' as a CIOT licensee for the CTA designation in South Africa; smaller-scale emerging peer extending CIOT's licensing model into the African market.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/ciotnews
• LinkedInlinkedin.com/company/466139
• Facebookfacebook.com/chartered-institute-of-taxation-132793036758678

Revenue estimate

Valuation estimate

Number of profiles

Profiles18 records

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Chartered Institute of Taxation