Source · National Audit Office

The management of tax expenditures

This report examines the effectiveness of HM Treasury’s and HMRC’s use of their resources in the management of tax expenditures.

Published: 14 Feb 2020 Recommendations: 10 Type: Value for Money NAO confirmed: 10 Department: HM Revenue and Customs
Dept: HM Revenue and CustomsHM Treasury Topics: Money and taxTax and revenue nao.org.uk →

Recommendations

10 items
4 accepted 5 partially accepted 1 rejected 9 implemented

Recommendation 1

Addressee: HM Treasury · Source location: Page 12, paragraph 25, point a

HMT should:
a) establish a framework for designing and administering tax expenditures that is commensurate with the large number of UK tax expenditures. The framework should draw on ‘Green Book’ principles, international good practice and stakeholder views;

Response position: Partially accepted

Delivery: Implemented · Q1 2021-22 · Confirmed by NAO

Recommendation 2

Addressee: HM Treasury · Source location: Page 12, paragraph 25, point b

b) develop a robust methodology for assessing the value for money of different types of tax expenditures, ensuring that assessments are quality-assured;

Response position: Rejected

Delivery: No implementation status recorded · Confirmed by NAO

Recommendation 3

Addressee: HM Treasury · Source location: Page 12, paragraph 25, point c

c) consider specifying time-periods or triggers for evaluation and review when designing each tax expenditure;

Response position: Partially accepted

Delivery: Implemented · Q1 2021-22 · Confirmed by NAO

Recommendation 4

Addressee: HM Treasury · Source location: Page 12, paragraph 25, point d

d) each year review whether the objectives of tax expenditures still align with government objectives; and

Response position: Partially accepted

Delivery: Implemented · Q3 2021-22 · Confirmed by NAO

Recommendation 5

Addressee: HM Treasury · Source location: Page 12, paragraph 25, point e

e) establish and document clear requirements for officials to report concerns about the value for money of tax expenditures to ministers, for example by specifying accountability arrangements.

Response position: Partially accepted

Delivery: Implemented · Q1 2025-26 · Confirmed by NAO

Recommendation 6

Addressee: HM Revenue and Customs · Source location: Page 13, paragraph 25, point f

HMRC should:
f) further develop categorisation of tax expenditures according to, for example, their objectives, scale, age and risks, in order to inform the allocation of administrative resources in proportion to the cost and impact that tax expenditures are intended to achieve;

Response position: Partially accepted

Delivery: Implemented · Autumn 2021 · Confirmed by NAO

Recommendation 7

Addressee: HM Revenue and Customs · Source location: Page 13, paragraph 25, point g

g) identify and use independent data sources, where available, to further test reasons for movements in the cost of high-priority tax expenditures;

Response position: Accepted

Delivery: Implemented · 12/2021 · Confirmed by NAO

Recommendation 8

Addressee: HM Revenue and Customs · Source location: Page 13, paragraph 25, point h

h) develop a more systematic approach to the evaluation of tax expenditures to provide greater coverage. We estimate that the external cost of commissioning evaluations of six tax expenditures a year would likely be between £1 million and £1.5 million. This estimate does not include the cost of HMRC’s own internal costs, which could be significant;

Response position: Accepted

Delivery: Implemented · 12/2021 · Confirmed by NAO

Recommendation 9

Addressee: HM Revenue and Customs · Source location: Page 13, paragraph 25, point i

i) develop an approach so that it understands and can report the differences between actual and forecast cost for tax expenditures it regards as high-priority in its published analysis. In cases where it is not feasible to make a comparison for a high-priority tax expenditure, HMRC should explain why; and

Response position: Accepted

Delivery: Implemented · 12/2021 · Confirmed by NAO

Recommendation 10

Addressee: HM Revenue and Customs · Source location: Page 13, paragraph 25, point j

j) include trend data on the number of beneficiaries of tax expenditures in published analysis, where possible, and take account of this within commentaries.

Response position: Accepted

Delivery: Implemented · 12/2020 · Confirmed by NAO