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VAT7 min read

Ireland VAT 3: Four Days to the 19 August July Return

Revenue’s August 2026 calendar puts July monthly VAT 3 — and annual VAT 3 where the accounting period ends in July — on 19 August, with ROS filers who both file and pay online using the extension to 23 August.

With four days left as of 15 August 2026, Irish VAT-registered businesses should lock July packs for the 19 August VAT 3 date on Revenue’s calendar of key dates for tax professionals. That calendar lists monthly VAT 3 for the July period, and annual VAT 3 where the VAT accounting period ends in July, together with the Return of Trading Details (RTD) where due.

Employer PAYE, DWT, and PSWT for July already fell on 14 August. If you used the ROS payment extension to 23 August for payroll, finish VAT reconciliation now so the 19th does not collide with unfinished payment runs.

19 August statutory date — 23 August only for ROS file-and-pay

Revenue’s VAT guidance is clear: you must file and pay by the 19th day of the month following the end of each taxable period. For ROS users who both file and pay online, the time limit extends to the 23rd. Filing alone or paying outside ROS does not unlock that extra window.

Bi-monthly filers on the July–August period are not filing a July-only VAT 3 on 19 August — their next bi-monthly return follows Revenue’s September calendar. Confirm your authorised frequency in ROS before treating 19 August as your due date.

Four-day close checklist

Reconcile July sales and purchase VAT analyses against bank feeds and invoice lists. Clear unmatched receipts that block reclaimable input VAT. Confirm the RTD is ready if your VAT accounting period ends in July.

Diary the ROS payment method now if you need the 23 August extension. Late or non-filing can attract interest and penalties — soft Exchequer VAT headlines do not change your due date.

After 19 August, keep RCT for July (due 23 August) and any Corporation Tax preliminary windows for September year-ends on the same closing board so mid-month VAT success does not hide month-end ROS work.

How FinnAccountings helps with VAT packs

Organised transaction and receipt categories make VAT 3 review faster before ROS. FinnAccountings helps Ireland and UK businesses prepare bookkeeping and VAT packs with Chartered Accountant insight before you or your Chartered Accountant (Ireland) or ICAEW/ACCA adviser files. Start a free trial for review-ready drafts — we prepare records; we do not file VAT 3 returns to Revenue on your behalf.

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For the two-day countdown as of 17 August, use the dedicated VAT 3 briefing beside this four-day close.

Ireland VAT 3: two days to 19 August

Hospitality and catering traders still reconciling the temporary 9% rate should read the July VAT 3 reconciliation note.

Ireland restaurant VAT 9% and July VAT 3

For the wider final-August ROS cluster through 23 August (PAYE pay, RCT, CT), use the six-day checklist.

Ireland PAYE, RCT and CT: six days to 23 August

Estimate rates on mixed Ireland and UK invoices with the dual-market VAT calculator — then file Irish VAT 3 against Revenue’s calendar.

Open free VAT calculator (Ireland & UK)

Sources & references

This article draws on official guidance and publications from the sources below.

  1. 1.
    Calendar of key dates for tax professionals

    Revenue Commissioners · Accessed 2026-08-15

  2. 2.
    VAT: filing returns and making payments

    Revenue Commissioners · Accessed 2026-08-15

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