Tax Year

Defines the Tax Year as the period from April 1 to March 31. Replaces the concept of "Previous Year" in the 1961 Act. Tax Year 2026-27 = April 1, 2026 to March 31, 2027.

Key provisions

• Defines the Tax Year as the period from April 1 to March 31. Replaces the concept of "Previous Year" in the 1961 Act. Tax Year 2026-27 = April 1, 2026 to March 31, 2027.

Use via API

curl https://api.thynktax.com/v1/tax-law/sections/by-2025-ref/3

{
  "act_2025_ref": "3",
  "old_reference": "Section 3, Income Tax Act 1961",
  "title": "Tax Year",
  "category": "Section",
  "limit_or_rate": "-",
  "applicable_to": "-",
  "effective_from": "2026-04-01"
}