UK ISA wrapper · varies risk · age 0-17 open · FSCS protected

Junior ISA

Junior ISA for the 2026/27 tax year: £9,000 annual subscription allowance, varies by holding typical return, and FSCS protection up to £85,000 per banking authorisation.

HMRC wrapper passport

ISA Managers Guidance JISA CHILD POT

#4/5 · £9,000 · unlock at 18

According to gov.uk Individual Savings Accounts guidance and HMRC ISA Manager Guidance Notes (2026/27 tax year). See methodology for full sourcing.

  • UNLOCK age 18
  • ADULT £20k free
  • OWN 100% pot
  • BOOK 5 wraps
  • PHOTO LISA

Nearest allowance peer: LISA (£4,000)

According to PlainISA's HMRC ISA wrappers corpus, Junior ISA ranks #4 of 5 HMRC ISA wrappers by annual subscription allowance (highest GBP = #1) and #4 of 5 by HMRC government bonus value (highest bonus_cap_gbp, £0 when none = #1). Junior ISAs use a separate £9,000 child allowance, rather than the adult £20,000 combined cap. Best fit: Long-horizon savings for child. Not ideal for: Pre-18 access. How we place wrappers → · Verify with HMRC →

JISA in the allowance neighbourhood

Annual subscription limit among this wrapper and nearest nationwide peers

1. Cash20.0K2. IFISA20.0K3. S&S20.0K4. JISA (this)9,0005. LISA4,000
Source: HMRC ISA Manager Guidance

Rules at a glance

Attribute Junior ISA Source
Annual allowance£9,000 - Separate from adult cap, per childgov.uk ISAs
Government bonusNoneHMRC ISA Manual
Age eligibility0-17 openHMRC ISA Manager Guidance
Risk bandvariesFCA Conduct of Business
Typical returnvaries by holdingCash-JISA or S&S-JISA
FSCS protectionProtected up to £85,000 per banking authorisationFSCS
Withdrawal rulesLocked until age 18.HMRC ISA Manual
Transfer rulesPermitted between JISA providers.HMRC ISA Manual
Tax treatmentInterest, dividends, capital gains exempt from UK Income Tax and CGTIncome Tax Act 2007 s.694

Table sources: gov.uk Individual Savings Accounts, HMRC ISA Managers Guidance Notes, Income Tax Act 2007 s.694.

Mid-band wrappers near Junior ISA

Junior ISA is FSCS-eligible deposit territory at allowance rank #4/5. Peer sets below split annual-limit neighbours from zero-bonus wrappers.

Similar annual allowance

Nearest wrappers by £9,000 subscription limit.

Similar HMRC bonus cap

Nearest wrappers by government bonus cap value (no HMRC bonus here).

Peers are nearest-neighbor matches across all 5 HMRC ISA wrappers in this database; corpus ranks above sort the full set.

Not financial advice - methodology · compare wrappers · HMRC source.

Data currency: ISA rules and the £20,000 annual allowance reflect the 2026/27 UK tax year; provider rates and figures were last updated May 2026. See our methodology for sources and refresh cadence. Spot a figure that looks wrong? Report a correction.