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Contents

Official guidance
National Insurance Manual
  • NIM00001 · Overview and Purpose
  • NIM01000CO · Class 1 National Insurance contributions
  • NIM13000CO · Class 1A National Insurance contributions
  • NIM18000 · Class 1B National Insurance Contributions
  • NIM20000CO · Class 2 National Insurance Contributions (NICs)
  • NIM24000CO · Class 4 National Insurance Contributions
  • NIM25000CO · Class 3 National Insurance contributions
  • NIM27000CO · Special cases
  • NIM37000CO · NIM37000CO - Refunds of NICs
  • NIM39000 · National Insurance Numbers: Main Contents
  • NIM41000 · Credits: overview - contents
  • NIM41300 · Home Responsibilities Protection
  • NIM70000 · Class 2 National Insurance contributions from 6 April 2015: General information
  • NIM71000 · Class 2 National Insurance contributions from 6 April 2015: international
  • NIM72000 · Class 2 National Insurance contributions from 6 April 2015: payments
  • NIM73000 · Class 2 National Insurance contributions from 6 April 2015: Small Earnings Exceptions
  • NIM74000 · Class 2 National Insurance contributions from 6 April 2015: special cases
  • NIM75000 · Class 2 National Insurance contributions from 6 April 2015: Maternity Allowance
  • NIMAPP1-0 · Appendix 1: Draft letters
  • NIMABBR · Abbreviations
  • APPENDIX10 · Class 1 Contribution Tables and Category Letters from 6 April 2003
  • NIM-Appendix-3 · Appendix 3
  • NIM00005 · Tax law rewrite: implications for National Insurance contributions
  • NIM00006 · Tax law rewrite: implications for the NIM
  • NIM01251 · Class 1 structural overview - from April 2009: structural changes: the Class 1 and 2 annual maximum: the calculation method
  • NIM01253 · Class 1 structural overview from 6 April 2003: structural changes: the Class 1 and 2 annual maximum: married women's and widows' with reduced rate elections
  • NIM01298 · Class 1 structural overview: abolition of secondary NICs for those employees under the age of 21: category letters
  • NIM01299 · Class 1 structural overview: abolition of secondary NICs for those employees under the age of 21: assessment
  • NIM01311 · Class 1 structural overview: abolition of secondary NICs for apprentices under the age of 25: assessment
  • NIM01510 · Class 1 Structural Overview: zero-rate of secondary NICs for Freeport and Investment Zone special tax site employees: qualifying employers
  • NIM01515 · Class 1 Structural Overview: zero-rate of secondary NICs for Freeport and Investment Zone special tax site employees: qualifying conditions for employees
  • NIM01525 · Class 1 Structural Overview: zero-rate of secondary NICs for Freeport and Investment Zone employees: exemptions due to protected characteristics
  • NIM01550 · Class 1 Structural Overview: zero-rate of secondary NICs for Freeport and Investment Zone special tax site employees: zero-rate of secondary Class 1 NICs for employees under the age of 21, apprentices under the age of 25 and Armed Forces Veterans
  • NIM01555 · Class 1 Structural Overview: zero-rate of secondary NICs for Freeport and Investment Zone special tax site employees: aggregation
  • NIM01560 · Class 1 Structural Overview: zero-rate of secondary NICs for Freeport and Investment Zone special tax site employees: mariners
  • NIM01570 · Class 1 Structural Overview: zero-rate of secondary NICs for Freeport and Investment Zone special tax site employees: examples
  • NIM01571 · Class 1 Structural Overview: zero-rate of secondary NICs for Freeport and Investment Zone special tax site employees: examples: Example 1 – Employee is not a qualifying employee
  • NIM01572 · Class 1 Structural Overview: zero-rate of secondary NICs for Freeport employees: examples: Example 2 – 60% rule met at start of employment but under 60% in a week, not a substantial change in the earner’s working arrangements, earnings above the FUST
  • NIM01573 · Class 1 Structural Overview: zero-rate of secondary NICs for Freeport and Investment Zone employees: examples: Example 3 – Substantial change in the earner’s working arrangements
  • NIM01574 · Class 1 Structural Overview: zero-rate of secondary NICs for Freeport and Investment Zone employees: examples: Example 4 – Substantial change in employee’s working arrangements due to reallocation of duties
  • NIM01575 · Class 1 Structural Overview: zero-rate of secondary NICs for Freeport and Investment Zone employees: examples: Example 5 – Substantial change in employee’s working arrangements due to additional responsibilities
  • NIM01576 · Class 1 Structural Overview: zero-rate of secondary NICs for Freeport and Investment Zone employees: examples: Example 6 – Substantial change in employee’s working arrangements due to reduction in hours and redistribution of duties
  • NIM01577 · Class 1 Structural Overview: zero-rate of secondary NICs for Freeport and Investment Zone employees: examples: Example 7 – Substantial change in employee’s working arrangements
  • NIM01578 · Class 1 Structural Overview: zero-rate of secondary NICs for Freeport and Investment Zone employees: examples: Example 8 – Substantial change in employee’s working arrangements which starts a qualifying period after the employment started
  • NIM02083 · NIM02083 - Class 1 NICs : Earnings of employees and office holders : Community Charge paid by the employer : Standard Community Charge paid by the employer on relocation
  • NIM02780 · Class 1 NICs: earnings of employees and office holders: retirement benefits schemes from 6 April 2006: employer-financed retirement benefits schemes: payments from such schemes: authorised member payments: flowchart: first considerations
  • NIM02781 · Class 1 NICs: earnings of employees and office holders: retirement benefits schemes from 6 April 2006: employer-financed retirement benefits schemes: payments from such schemes: authorised member payments flowchart: pensions
  • NIM02782 · Class 1 NICs: earnings of employees and office holders: retirement benefits schemes from 6 April 2006: employer-financed retirement benefits schemes: payments from such schemes: authorised member payments: flowchart: lump sums
  • NIM02783 · Class 1 NICs: earnings of employees and office holders: retirement benefits schemes from 6 April 2006: employer-financed retirement benefits schemes: payments from such schemes: authorised member payments: flowchart: pension commencement lump sums
  • NIM02784 · Class 1 NICs: earnings of employees and office holders: retirement benefits schemes from 6 April 2006: employer-financed retirement benefits schemes: payments from such schemes: authorised member payments: serious ill-health lump sums
  • NIM05505 · Class 1 NICs: Expenses and allowances: HMRC Dispensations: What are they?
  • NIM05510 · Class 1 NICs: Expenses and allowances: HMRC Dispensations: Employers to be encouraged to apply for dispensations
  • NIM05515 · Class 1 NICs: Expenses and allowances: HMRC Dispensations: Conditions to be satisfied for issue of dispensation
  • NIM05520 · Class 1 NICs: Expenses and allowances: HMRC Dispensations: Dispensation notice and letters
  • NIM05525 · Class 1 NICs: Expenses and allowances: HMRC Dispensations: Lists of dispensations issued
  • NIM05530 · Class 1 NICs: Expenses and allowances: HMRC Dispensations: Accepting dispensations for NICs purposes
  • NIM05535 · Class 1 NICs: Expenses and allowances: HMRC Dispensations: Accepting dispensations for NICs purposes: Change in conditions of issue of dispensation
  • NIM05645 · Class 1 NICs: Expenses and allowances: Civic dignitaries' and Councillors’ allowances: Civic dignitaries’ mileage allowances
  • NIM06445 · Class 1 NICs: Expenses and allowances: Electric Cars: Charging Employees Electric Cars at home using their own electricity with no reimbursement
  • NIM07067 · Class 1 NICs: Payments made under employment legislation: Re-allocating primary NICs paid on a payment made under a reinstatement order, a re-engagement order, an order for the continuation of a contract of employment or a protective award:
  • NIM10066 · Aggregation of earnings: examples: contracted-out and not contracted-out: Appropriate Personal Pension (APP) in place: not contracted-out earnings reach or exceed LEL but do not reach UEL
  • NIM11005 · Class 1: calculating & recording earnings, NICs & NIC rebates: rates, limits, thresholds, rebates and P11 completion
  • NIM11027 · Class 1: calculating & recording earnings, NICs & NIC rebates: rates, limits, thresholds, rebates and P11 completion: 2002/03 earnings limits, thresholds and percentage rates
  • NIM12125 · Class 1: Treating as paid: Negligence established
  • NIM18000CO · NIM18000CO - Class 1B National Insurance Contributions
  • NIM33201 · Voluntary National Insurance contributions for periods abroad – Introduction
  • NIM33202 · Voluntary National Insurance contributions for periods abroad – Entitlement to pay voluntary Class 2 contributions up to and including 5 April 2026
  • NIM33203 · Voluntary National Insurance contributions for periods abroad – Entitlement to pay voluntary Class 3 contributions up to and including 5 April 2026
  • NIM33204 · Voluntary National Insurance contributions for periods abroad – Entitlement to pay voluntary Class 3 contributions from 6 April 2026
  • NIM33205 · Entitlement to pay voluntary contributions – Transitional arrangements for April 2026 to April 2027
  • NIM33206 · Voluntary National Insurance contributions for periods abroad – Conditions to pay voluntary contributions for periods abroad not satisfied
  • NIM33207 · Voluntary National Insurance contributions for periods abroad – Provisions in Social Security Agreements affecting the payment of voluntary National Insurance contributions
  • NIM33208 · Voluntary National Insurance contributions for periods abroad – Entitlement to pay voluntary contributions for periods abroad after a 52 week Class 1 liability ends
  • NIM33209 · Voluntary National Insurance contributions for periods abroad – Conditions of payment of voluntary Class 2 or Class 3 contributions
  • NIM33210 · Voluntary National Insurance contributions for periods abroad – Conditions of payment of Class 3 contributions: transfers to the Communities pension scheme
  • NIM33215 · Voluntary National Insurance contributions for periods abroad – Persons coming into the UK
  • NIM33601 · Persons going to and coming from abroad: Paying voluntary NICs - Going to countries not covered by the EC Regulations or a RA:
  • NIM33602 · NIM33602 - Persons going to and coming from abroad: Paying voluntary NICs - Going to countries not covered by the EC Regulations or a RA: Conditions for Class 3 NICs
  • NIM33603 · Special Cases - Persons going to and coming from abroad: Paying voluntary NICs - Going to countries not covered by the EC Regulations or a RA: Conditions for voluntary Class 2 NICs
  • NIM33604 · Persons going to and coming from abroad: Paying voluntary NICs - Going to countries not covered by the EC Regulations or a RA: Ways of paying voluntary NICs
  • NIM33605 · Special Cases - Persons going to and coming from abroad: Paying voluntary NICs - Going to countries not covered by the EC Regulations or a RA: Employed person returns to UK
  • NIM33606 · Persons going to and coming from abroad: Paying voluntary NICs - Going to countries not covered by the EC Regulations or a RA: Self-employed person
  • NIM33608 · Persons going to and coming from abroad: Paying voluntary NICs - Going to work in countries not covered by the EC Regulations or a RA: Conditions of payment of voluntary Class 2 or 3 NICs
  • NIM33620 · Special Cases - Persons going to and coming from abroad: Paying voluntary NICs - Coming from countries not covered by the EC Regulations or a RA: Liability for Class 2 NICs
  • NIM33621 · Persons going to and coming from abroad: Paying voluntary NICs - Coming from countries not covered by the EC Regulations or a RA: Conditions for voluntary Class 2 NICs and Class 3 NICs
  • NIM33630 · Persons going to and coming from abroad: Paying voluntary NICs - paying voluntary contributions: going to another EEA country
  • NIM33635 · Persons going to and coming from abroad: Paying voluntary NICs - Workers going to and coming from abroad: Going to a RA country
  • NIM42000 · NICs avoidance
  • NIM50051 · NICs avoidance: treating payments as earnings: introduction
  • NIM50100 · NICs avoidance: treating payments as earnings: gains from share options
  • NIM51001 · NICs Avoidance: Part 7 of the Income Tax (Earnings and Pensions) Act 2003 - employment related securities
  • NIM52151 · NICs Avoidance: Employment income provided through third parties: Class 1 NICs liability arises
  • NIM52350 · NICs avoidance: employment income provided through third parties: earnings paid to or for the benefit of an earner
  • NIM52550 · NICs avoidance: employment income provided through third parties: remittance basis applies for income tax
  • NIM52700 · NICs avoidance: employment income provided through third parties: effect of income tax relief on NICs position - general
  • NIM52900 · NICs avoidance: employment income provided through third parties: Employer Financed Retirement Benefit Schemes - payments disregarded from earnings
  • NIM52950 · NICs avoidance: employment income provided through third parties: Employer Financed Retirement Benefit Schemes - relevant step related to disregarded earnings
  • NIM53000 · NICs avoidance: employment income provided through third parties: Employer Financed Retirement Benefit Schemes - example 1 payments disregarded from earnings
  • NIM53555 · NICs avoidance: employment income provided through third parties: 2019 loan charge
  • NIM58200 · NICs avoidance: Disclosure of Tax Avoidance Schemes: NICs legislation - from 1 September 2012
  • NIM58250 · NICs avoidance: Disclosure of Tax Avoidance Schemes: NICs legislation - from 4 November 2013
  • NIM59001 · NICs avoidance: sham: considering sham
  • NIM59050 · NICs avoidance: sham: case law
  • NIM60001 · NICs avoidance: investigating avoidance: introduction
  • NIM60050 · NICs avoidance: investigating avoidance: section 8 decisions
  • NIM60200 · NICs avoidance: investigating avoidance: protecting debts
  • NIMAPP1 · Appendix 1: Draft Decision 6
  • NIMAPP1-1 · Appendix 1: Draft letters: Draft Letter 1
  • NIMAPP1-10 · Appendix 1: Draft Letter 10
  • NIMAPP1-11 · Appendix 1: Draft Letter 11
  • NIMAPP1-12 · Appendix 1: Draft Letter 12
  • NIMAPP1-13 · Appendix 1: Draft Decision 6
  • NIMAPP1-14 · Appendix 1: Draft Letter 4
  • NIMAPP1-15 · Appendix 1: Draft Decision 4
  • NIMAPP1-16 · NIMAPP1 - Appendix 1: Draft Letter 5
  • NIMAPP1-18 · Appendix 1: Draft Letter 7
  • NIMAPP1-19 · Appendix 1: Draft Letter 8
  • NIMAPP1-2 · Appendix 1: Draft Letter 2
  • NIMAPP1-20 · Appendix 1: Draft Letter 9
  • NIMAPP1-3 · Appendix 1: Draft Letter 3
  • NIMAPP1-5 · Appendix 1: Draft Decision 5
  • NIMAPP1-6 · Appendix 1: Draft Decision 1
  • NIMAPP1-7 · Appendix 1: Draft Decision 2
  • NIMAPP1-8 · Appendix 1: Draft Decision 3
  • NIMAPP1-9 · Spring development programme - Matt’s story
  • NIMUPDATE001 · NIM - National Insurance Manual: update index
  • NIMUPDATE100311 · National Insurance Manual: recent changes
  • NIMUPDATE100401 · National Insurance Manual: recent changes
  • NIMUPDATE100422 · National Insurance Manual: recent changes
  • NIMUPDATE100604 · National Insurance Manual: recent changes
  • NIMUPDATE100621 · National Insurance Manual: recent changes
  • NIMUPDATE100723 · National Insurance Manual: recent changes
  • NIMUPDATE100812 · National Insurance Manual: recent changes
  • NIMUPDATE101101 · National Insurance Manual: recent changes
  • NIMUPDATE101118 · National Insurance Manual: recent changes
  • NIMUPDATE110415 · National Insurance Manual: recent changes
  • NIMUPDATE110628 · National Insurance Manual: recent changes
  • NIMUPDATE110927 · National Insurance Manual: recent changes
  • NIMUPDATE120330 · National Insurance Manual: recent changes
  • NIMUPDATE120607 · National Insurance Manual: recent changes
  • NIMUPDATE121203 · National Insurance Manual: recent changes
  • NIMUPDATE130820 · National Insurance Manual: recent changes
  • NIMUPDATE131011 · National Insurance Manual: recent changes
  • NIMUPDATE140214 · National Insurance Manual: recent changes
  • NIMUPDATE140317 · National Insurance Manual: recent changes
  • NIMUPDATE140321 · National Insurance Manual: recent changes
  • NIMUPDATE140327 · National Insurance Manual: recent changes
  • NIMUPDATE140407 · National Insurance Manual: recent changes
  • NIMUPDATE140422 · National Insurance Manual: recent changes
  • NIMUPDATE140506 · National Insurance Manual: recent changes
  • NIMUPDATE140606 · National Insurance Manual: recent changes
  • NIMUPDATE140616 · National Insurance Manual: recent changes
  • NIMUPDATE140730 · National Insurance Manual: recent changes
  • NIMUPDATE140731 · National Insurance Manual: recent changes
  • NIMUPDATE141027 · National Insurance Manual: recent changes
  • NIMUPDATE141119 · National Insurance Manual: recent changes
  • NIMUPDATE141126 · National Insurance Manual: recent changes
  • NIMUPDATE141224 · National Insurance Manual: recent changes
  • NIMUPDATE150130 · National Insurance Manual: recent changes
  • NIMUPDATE150219 · National Insurance Manual: recent changes
  • NIMUPDATE150225 · National Insurance Manual: recent changes
  • NIMUPDATE150316 · National Insurance Manual: recent changes
  • NIMUPDATE150406 · National Insurance Manual: recent changes
  1. National Insurance Manual
  2. Abbreviations

NIMABBR | Abbreviations

From HM Revenue & Customs · National Insurance Manual

A B C D E F H I L N P Q R S T U V W

A

AbbreviationDescription
A/cAccount
AGMAnnual General Meeting
All ERAll England Law Reports
AMRAuthorised Mileage Rates
APPAppropriate Personal Pension

B

AbbreviationDescription
BABereavement Allowance
BPBereavement Payment
BFPOBritish Forces Post Office

C

AbbreviationDescription
CATS RegsCategorisation of Earners Regulations 1978
CNRCentre for Non Residents;
COMPContracted-out Money Purchase
COSRContracted-out Salary Related

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D

AbbreviationDescription
DCCDouble Contributions Convention
DDDirect Debit
DLDomestic Legislation
DOTASDisclosure of Tax Avoidance Schemes
DWPDepartment for Work and Pensions
DWSDeduction working sheet

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E

AbbreviationDescription
ECEuropean Community
EE/ETEmployee’s Earnings Threshold
EEAEuropean Economic Area
EECEuropean Economic Community
EFTAEuropean Free Trade Area
EFRBSEmployer Financed Retirement Benefit Schemes
EGMExtraordinary General Meeting
ER/ETEmployer’s Earnings Threshold
ESCExtra-Statutory Concession
ETEarnings Threshold

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F

AbbreviationDescription
FA 1998Finance Act 1988
FA 1998Finance Act 1998
FA 2003Finance Act 2003
FA 2008Finance Act 2008
FURBSFunded Unapproved Retirement Benefit Scheme

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H

AbbreviationDescription
HAHealth Authority
HMFHer Majesty’s Forces
HMRCHer Majesty’s Revenue and Customs
HRPHome Responsibility Protection

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I

AbbreviationDescription
ICTAIncome and Corporation Taxes Act 1988
ILAIndividual Learning Account
IRInland Revenue
IRAOInland Revenue Accounts Office
IRECInland Revenue Enquiry Centre
ITEPA 2003Income Tax (Earnings and Pensions) Act 2003

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L

AbbreviationDescription
LALocal Authority
LELLower Earnings Limit

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N

AbbreviationDescription
NINational Insurance
NICA 2006National Insurance Contributions Act 2006
NICONational Insurance Contributions Office
NICsNational Insurance contributions
NIMNational Insurance Manual
NINONational Insurance Number

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P

AbbreviationDescription
para/para.Paragraph
PAYEPay As You Earn
PILONPayment in lieu of Notice
PILORPayment in lieu of Remuneration
PPPersonal Pension
PSAPAYE Settlement Agreement
PTPrimary Threshold
PTCPPPersonal Tax Customer Product and Process

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Q

AbbreviationDescription
QBQuarterly Bill

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R

AbbreviationDescription
r/r./reg/reg.regulation
RAReciprocal Agreement
RCAReadily Convertible Asset
RoWRest of the World
RPRetirement Pension

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S

AbbreviationDescription
s.section
SAPStatutory Adoption Pay
SEESmall earnings exception
SHPStakeholder Pension
SLIPSingle Life Insurance Premium
SMPStatutory Maternity Pay
SPStatement of Practice
SPPStatutory Paternity Pay
SRNscheme reference number
SSAA 1992Social Security Administration Act 1992
SSCBA 1992Social Security Contributions and Benefits Act 1992
SS(C)R 2001Social Security (Contributions) Regulations 2001
SSC(ToF)A 1999Social Security Contributions (Transfer of Functions, etc.) Act 1999
SSPStatutory Sick Pay
STSecondary Threshold

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T

AbbreviationDescription
TASTaxed Award Scheme
TCTax Cases
TSMTechnical Support Manager

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U

AbbreviationDescription
UELUpper Earnings Limit
UKUnited Kingdom;

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V

AbbreviationDescription
VATValue Added Tax
VDUVisual Display Unit

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W

AbbreviationDescription
WPAWidowed Parent’s Allowance
WRAWorking Rule Agreement
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