National Insurance: Class 3 voluntary weekly rate

The weekly cost of a voluntary Class 3 contribution to fill a gap in your record.

£18.40per week

Corroborated Statutory Instrument Great Britain in force since 2026-04-06

Checked against its sources: statute verified 2026-09-21·guidance verified 2026-09-21

Scope: Open to people who are not paying Class 1 or Class 2, and to those with gaps in their record. Not the same as Class 2 voluntary payment, which is cheaper but requires self-employment.

Current sources

Source A · LegislationThe Social Security (Contributions) (Rates, Limits and Thresholds Amendments, National Insurance Funds Payments and Extension of Veteran's Relief) Regulations 2026, SI 2026/231 reg 4 (amending s.13(1) of the Social Security Contributions and Benefits Act 1992: £17.75 -> £18.40; in force 6 April 2026)

retrieved 2026-07-08

Source B · Official guidancehttps://www.gov.uk/voluntary-national-insurance-contributions/rates

retrieved 2026-07-29

History

Value	From	To	Status	Sources
£18.40	2026-04-06	—	Corroborated	Legislation: The Social Security (Contributions) (Rates, Limits and Thresholds Amendments, National Insurance Funds Payments and Extension of Veteran's Relief) Regulations 2026, SI 2026/231 reg 4 (amending s.13(1) of the Social Security Contributions and Benefits Act 1992: £17.75 -> £18.40; in force 6 April 2026) retrieved 2026-07-08 Official guidance: https://www.gov.uk/voluntary-national-insurance-contributions/rates retrieved 2026-07-29

Receipt

Everything above is reproducible and independently checkable — no trust in this site required (how verification works).

Figure ID: employment.ni.class3.voluntary_rate
Name in the API: Class 3 National Insurance: voluntary contribution weekly rate
Record fields (source type · unit · jurisdiction · status): si·GBP/week·GB·corroborated
Record hash (canonical JSON, SHA-256): sha256:34d6301d227a5da125f2c7e3ccd1055de337464e7cac51d9e778cb6665835bac
Source snapshots (SHA-256): Legislation: sha256:d410515726d05e01e5f43d7d3e2de01c29d90f13f1d70789ff910df40cd4e776; Official guidance: sha256:dce568813bdd9226d6d3d59b0334e3b82419c776ad26a3c77a563444e73da0be
Listed in the signed manifest: release 3.0.0 manifest · record_hashes["employment.ni.class3.voluntary_rate"]
Machine-readable record: /v1/figures/employment.ni.class3.voluntary_rate · current only: /v1/figures/employment.ni.class3.voluntary_rate/current

Compiler's notes

The GOV.UK employer rates-and-thresholds page does not state this figure; the voluntary-contributions page is the B source.