188ÌåÓý

DateÌý

MeasureÌý

01/04/00Ìý

SME scheme introduced. Minimum spend in an accounting period set at £25,000 per annum. For accounting periods straddling 1 April 2000, it only applied to expenditure on or after that date (CIRD90000)

28/07/00Ìý

DTI Guidelines on the meaning of R&D issued, Current Guidelines are at (CIRD81900)

01/04/02Ìý

Large company scheme introduced. Minimum spend in an accounting period set at £25,000 per annum (CIRD81600)

01/04/02Ìý

SMEs able to claim under the large company scheme for qualifying expenditure where they act as subcontractor to large company and are unable to claim under SME scheme in respect of expenditure incurred on or after this date (CIRD89500)

06/04/03Ìý

ITEPA changed the definition of staffing costs incurred in accounting periods ending on or after this date to include certain benefits(�CIRD83200)

09/04/03Ìý

For accounting periods beginning on or after this date, SMEs able to claim the relief under the large company scheme where they were barred from a claim under the SME scheme only by reason of being in receipt of subsidised expenditure�(CIRD89000)

09/04/03Ìý

For accounting periods beginning on or after this date the minimum spend in an accounting period for large companies set at £10,000�(CIRD81600)

09/04/03Ìý

Expenditure incurred on or after this date by large companies on externally provided workers becomes qualifying expenditure�(CIRD84000)

09/04/03Ìý

For expenditure on staffing costs incurred on or after this date there is no 80:20 arrangement under the large company scheme (CIRD83800)

27/09/03Ìý

For accounting periods beginning on or after this date minimum spend for SMEs set at £10,000 (CIRD81600)

27/09/03Ìý

Expenditure incurred on or after this date by SMEs on externally provided workers became qualifying expenditureâ€�(CIRD84000)Ìý

27/09/03Ìý

For expenditure on staffing costs incurred on or after this date there is no 80:20 arrangement under the SME schemeâ€�(CIRD83800)Ìý

05/03/04Ìý

New guidelines on meaning of R&D issued. Brought into force by SI2004/712 for accounting periods ending on or after 1 April 2004â€�(°ä±õ¸é¶Ù81900)

01/04/04Ìý

ITEPA change to staffing costs reversedâ€�(CIRD83250)Ìý

01/04/04Ìý

Consumable items and computer software introduced as, and consumable stores ceased to be, categories of qualifying expenditure for expenditure on or after this date for both the SME and the large company schemesâ€�(CIRD82450,â€�CIRD82300 a²Ô»åâ€�CIRD82500)

01/01/05Ìý

New EU definition of SME to be effective from this dateâ€�(CIRD91500)Ìý

01/01/05Ìý

Changes to the timing of the relief where expenditure incurred in accounting periods beginning on or after this date is not written off immediately to the profit and loss account�(CIRD98500)

31/03/06Ìý

For accounting periods ending on or after this date the time limit for claims to the enhanced deduction against profits becomes the anniversary of the filing date for the CT return in which the claim is made�(CIRD81800) �

01/04/06Ìý

Expenditure incurred on or after this date by large companies on subjects of clinical trials became qualifying expenditure�(CIRD84400) �

01/11/06Ìý

HMRC sets up specialist R&D units to deal with all claims from companies dealt with outside the LBS�(CIRD80300) �

01/04/08Ìý

Clinical trials. New category of expenditure for SME SchemeÌý

01/04/08Ìý

Enhanced deduction in Large Scheme increased from 125% to 130% of qualifying expenditureÌý

01/08/08Ìý

Enhanced deduction in SME Scheme increased from 150% to 175% of qualifying expenditureÌý

01/08/08Ìý

SME’s and Vaccines schemes only. Limits relief to companies that are a going concern when claim is made. (CIRD75100 a²Ô»åâ€�CIRD81130)Ìý

01/08/08Ìý

SME and Vaccines schemes only. Limit of â‚�7.5m on the total amount of aid which can go to any one R&D project.(CIRD81160)Ìý

01/08/08Ìý

Definition of SME extended in relation to expenditure incurred on or after this date. (CIRD91900)Ìý

01/08/08Ìý

Vaccines Research Relief. Appropriate deduction decreased from 50% to 40 % of qualifying expenditure.(CIRD75600)Ìý

01/08/08Ìý

Definition of staff costs extended to include overseas NI costs. (CIRD83200)Ìý

01/08/08Ìý

Vaccines Research Relief Change of conditions applying to subcontractor payments to a charity, university or scientific research organisation. (CIRD75525)Ìý

01/12/08Ìý

Change of Status. (CIRD92000)Ìý

26/03/09Ìý

CTA 2009.Ìý

9/12/09Ìý

SME scheme only. Removal of IP condition for accounting periods ending on or after this date. (CIRD81550)

01/04/11Ìý

Enhanced deduction in SME Scheme increased from 175% to 200% of qualifying expenditure.Ìý

01/04/12Ìý

Enhanced deduction in SME Scheme increased from 200% to 225% of qualifying expenditure. (CIRD80250)Ìý

01/04/12Ìý

R&D threshold removed in relation to accounting periods ending on or after this date. (CIRD81650)Ìý

01/04/12Ìý

Company not a going concern in administration or liquidation in relation to claims made on or after this date. (CIRD81130)

01/04/12Ìý

Removal of restriction of tax credit to PAYE and NIC liabilities in relation to accounting periods ending on or after this date. (CIRD90500)Ìý

01/04/12Ìý

Vaccines Research Relief for SME’s abolished in relation to expenditure incurred on or after this date.Ìý

01/04/12Ìý

Calculation of qualifying expenditure on externally provided workers relaxed in relation to expenditure incurred on or after this date. (CIRD84000)Ìý

01/04/13Ìý

Research and Development Expenditure Credit (RDEC) introduced for expenditure incurred on or after this date.Ìý

01/04/14Ìý

Payable tax credit rate increased from 11% to 14.5%.Ìý

01/04/15Ìý

Consumable items: no relief for consumable items that make up part of a product that is sold in the course of a company's ordinary business. Restriction applies to expenditure on consumable items incurred on or after this date.Ìý

01/04/15Ìý

Enhanced deduction in SME scheme increased from 225% to 230% of qualifying expenditure.Ìý

01/04/15Ìý

RDEC rate increased from 10% to 11% of qualifying expenditure.Ìý

01/08/15Ìý

Institutions of higher education (including universities) and charities cannot claim RDEC for expenditure incurred on or after this date.Ìý

01/04/16Ìý

State aid cao (SME and Vaccines Research Relief schemes only) formula amended to ensure that SMEs continue to receive the same benefit from the calculation in s1114 CTA 2009 as previously.Ìý

01/07/16Ìý

Finance Act 2016 permits HMRC to collect information from businesses which receive State aid through the tax system, and to share and publish that information. The requirements are set out in Article 9 of Commission Regulation 651/2014 (General Exemption Regulation (GBER)). The new rules apply to all aid notified under either GBER or certain other State aid guidelines.Ìý

31/03/17Ìý

Vaccines Research Relief abolished in relation to expenditure incurred after this date.Ìý

01/01/18Ìý

RDEC rate increased from 11% to 12% of qualifying expenditure.Ìý

01/04/19Ìý

All claims for Research and Development reliefs or Creatives Tax reliefs which form part of an amended return must include a completed CT600 and a Corporation Tax computation. Those items can be included as enclosures to an email. Potential claims without both the completed CT600 and computations will be returned.Ìý

01/04/20Ìý

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RDEC rate increased from 12% to 13% of qualifying expenditure.Ìý

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01/04/21Ìý

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CT600L is aÌýsupplementary form that must be submitted with your Corporation Tax Return when you make your R&D tax credit claim.Ìý

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01/04/21Ìý

Introduction of the PAYE Cap. This measure limits the amount of payable R&D tax credit which a SME can claim to £20,000 plus 300% of its total Pay as you Earn (PAYE) and National Insurance Contributions (NICs) liability for the period. There are certain exceptions to the cap. (CIRD90600)Ìý

01/04/23Ìý

For expenditure on or after 1 April 2023, the Research and Development Expenditure Credit (RDEC) rate will increase from 13% to 20%, the SME additional deduction will decrease from 130% to 86%, and the small and medium (SME) sized company credit rate will decrease from 14.5% to 10%.Ìý

01/04/23Ìý

For accounting periods starting on or after 1 April 2023 Data licence and Cloud computing services costs can be qualifying expenditure when employed in activities which directly contribute to the resolution of scientific or technological uncertainty.Ìý

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01/04/23Ìý

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For accounting periods starting on or after 1 April 2023:Ìý

·ÌýÌýÌýÌýÌýÌý Some customers will need to submit a Claim Notification form for their R&D claim to be valid. (CIRD81800)Ìý

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01/04/23Ìý

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From 1 April 2023 the DSIT guidelines have been updated to make clear that activities relating to Pure Mathematics now meet the definition of R&D for tax purposes.Ìý

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01/08/23Ìý

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For claims made on or after 8 August 2023 for an R&D claim to be valid a customer must submit an Additional Information form.Ìý

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