Tax calendar
Tax events, each mapped to the clients it applies to
Next twelve months
Where each event falls, by month of its next occurrence
Jan
Feb
Mar
Form E
Apr
May
Jun
CP204A
Jul
Form C
Aug
Sep
CP204A
Oct
SST-02
Nov
CP204
Dec
CP204A — Revision of estimate — 9th month
Optional revision of the estimate in the ninth month of the basis period.
- Cadence
- Annual
- Applies to
- 7 clients
- Deadline rule
- On or before the last day of the 9th month of the basis period
Next due 30 Sept 2026in 19 dayscycle drafted
SST-02 — Sales and service tax return
Bi-monthly return for registered persons.
- Cadence
- Every two months
- Applies to
- 7 clients
- Deadline rule
- Last day of the month following the taxable period
Next due 28 Oct 2026in 47 days
CP204 — Estimate of tax payable
Annual estimate of tax payable for the coming basis period. Drives the monthly instalment schedule.
- Cadence
- Annual
- Applies to
- 12 clients
- Deadline rule
- No later than 30 days before the basis period begins
Next due 30 Nov 2026in 80 dayscycle running
Form E — Employer return of remuneration
Annual employer return, with CP8D employee particulars.
- Cadence
- Annual
- Applies to
- 18 clients
- Deadline rule
- 31 March each year
Next due 31 Mar 2027in 201 days
CP204A — Revision of estimate — 6th month
Optional revision of the estimate in the sixth month of the basis period.
- Cadence
- Annual
- Applies to
- 7 clients
- Deadline rule
- On or before the last day of the 6th month of the basis period
Next due 30 Jun 2027in 292 days
Form C — Company income tax return
Annual return of income for a company, filed through MyTax e-Filing.
- Cadence
- Annual, keyed to each financial year end
- Applies to
- 18 clients
- Deadline rule
- Within 7 months of the financial year end
Next due 31 Jul 2027in 323 days