Application fee
- One-off, non-refundable application fee: EUR 500.
Enrolment / Capital assessment fee (one-off, non-refundable)
- Primary (first/second child): EUR 3,750.
- Primary (third child): EUR 1,875.
- Secondary (first/second child): EUR 5,000.
- Secondary (third child): EUR 2,500.
Tuition fees — company-sponsored (annual amounts and per-term / per-month breakdowns)
- Kindergarten (PK–SK): Annual EUR 9,471. Per term (÷3): EUR 3,157.00. Per month (10 installments): EUR 947.10.
- Primary (Grades 1–5): Annual EUR 13,238. Per term: EUR 4,412.67. Per month: EUR 1,323.80.
- Middle (Grades 6–8): Annual EUR 15,421. Per term: EUR 5,140.33. Per month: EUR 1,542.10.
- Lower Secondary (Grades 9–10): Annual EUR 18,399. Per term: EUR 6,133.00. Per month: EUR 1,839.90.
- Upper Secondary (Grades 11–12 / IBDP): Annual EUR 20,792. Per term: EUR 6,930.67. Per month: EUR 2,079.20.
Tuition fees — private-payers (first/second child and third child), with per-term / per-month breakdowns
- Kindergarten (PK–SK): First/second child annual EUR 7,744 (per term EUR 2,581.33; per month EUR 774.40). Third child annual EUR 7,434 (per term EUR 2,478.00; per month EUR 743.40).
- Primary (Grades 1–5): First/second child annual EUR 11,203 (per term EUR 3,734.33; per month EUR 1,120.30). Third child annual EUR 10,755 (per term EUR 3,585.00; per month EUR 1,075.50).
- Middle (Grades 6–8): First/second child annual EUR 13,100 (per term EUR 4,366.67; per month EUR 1,310.00). Third child annual EUR 12,576 (per term EUR 4,192.00; per month EUR 1,257.60).
- Lower Secondary (Grades 9–10): First/second child annual EUR 15,642 (per term EUR 5,214.00; per month EUR 1,564.20). Third child annual EUR 15,016 (per term EUR 5,005.33; per month EUR 1,501.60).
- Upper Secondary (Grades 11–12): First/second child annual EUR 17,671 (per term EUR 5,890.33; per month EUR 1,767.10). Third child annual EUR 16,964 (per term EUR 5,654.67; per month EUR 1,696.40).
Additional mandatory and optional fees (per child unless otherwise stated)
- Library deposit (refundable): EUR 350.
- PTA fee: EUR 20.
- ESOL (English support), where applicable (Grades 2–10): EUR 650 per trimester.
- SEN (special educational needs) support — placement-based fees:
- Placement A (mainstream with indirect support/resource assistance): EUR 900 (annual).
- Placement B (mainstream with SENCo co-teaching support): EUR 1,800 (annual).
- Placement C (direct SENCo support - part time): EUR 2,700 (annual).
- Placement D (direct SENCo support - full time): EUR 3,600 (annual).
- After-school care (garderie) is payable by term at the start of each term; the fee is not refundable if you withdraw from the service.
- Hot school meals are available at midday and are charged separately (meals are not included in the tuition).
- Excluded from tuition and billed separately where applicable: mandatory school supplies, online course/support providers and related fees, additional external exam fees (PSAT, SAT, BMAT, etc.), residential school trips beyond the school's 50% participation contribution, extra-curricular trips and certain external interventions.
Billing schedule and payment terms
- Tuition is generally due in full before 31 August, provided the school has received the signed financial agreement.
- Families may instead pay by direct debit in either three equal instalments or ten monthly instalments; the instalment option requires a signed financial agreement and is available only by bank direct debit.
- For the 2025–2026 year, scheduled payments take place from June 2025 to March 2026.
- Students who start after 31 December are charged 65% of the annual tuition; students starting after 1 April are charged 40% of the annual tuition.
- Payment methods accepted: credit card, cheque drawn on a local or foreign bank, or bank transfer (IBAN: FR76 1780 6009 7575 7330 7200 097). Bank transfer fees charged by the sending bank will be added to the family's account.
- Only one invoice is issued per family; duplicate invoices are charged at EUR 50 each.
- Late payments: interest at 4.92% per month on outstanding balances and an administrative charge of EUR 50 may be applied for late or unpaid amounts.
Refunds and cancellations
- Application fees and capital assessment (enrolment) fees are non-refundable.
- Library deposit (EUR 350) is refundable provided books and instruments are returned in good condition.
- Withdrawal refunds: pupils (whether privately paying or company-sponsored) who leave the school before 31 December will receive a refund equal to 35% of the annual tuition, provided the director is notified in writing by the legal guardian before 1 December. No refund is given for the remainder of the school year after 31 December.
- No refunds are given for students who are expelled.
Boarding
- Boarding is not applicable; ISL operates as a day school and does not list boarding or boarding fees.