La September 2026 pension It comes with some items to check carefully. In addition to the ordinary amount for the month, on the slip of the pension may appear tax adjustments of the 730/2026 form, with possible refunds or deductions. For a more limited group of pensioners, the following is instead envisaged: second 5% withholding tax linked to failure to report 2022 income.
For the latter, the month of September is particularly important: the withholding is also applied to the September instalment, while the The deadline is September 15, 2026 to regularize one's position and avoid the revocation of the income-related benefit.
September 2026 Pension: When Will the Payment Arrive?
Il payment of the September 2026 pension is expected to Tuesday, September 1st, First banking day of the month. The INPS calendar establishes that pensions are usually paid on the first banking day, with the exception of January, which is paid on the second banking day.
Therefore, there are no delays in September: the pension will be available on September 1st both for those receiving it through Poste Italiane and for those with a bank account. For those who prefer collect the check in cash at the post office counter, the remains limit of 1.000 euros net per month. If the total amount of services exceeds this threshold, payment must be made through a traceable instrument, such as a current account, postal savings book, or card with an IBAN.
September Pension: How Form 730 Refunds and Withholdings Work
In the September 2026 pay slip, operations related to the model 730/2026 for pensioners who have indicated INPS as their tax substitute. The tax adjustment can produce two different effects: if the tax return shows a credit, the pensioner receives a Irpef refund; if instead it turns out to be a debt, the amount is recovered through a withheld on pensions. INPS has also simplified the description of transactions on the pay slip, making it easier to distinguish between refunded amounts and amounts withheld. Interested parties can check the details through the online service "Tax assistance (730/4): citizen services”, available on the INPS website and on the INPS Mobile app.
However, not all pensioners necessarily receive the adjustment in the same month. The timing depends on the transmission of the data resulting from the declaration to INPS. For those who owe a tax debt and have chosen the installment payments, the withholdings must be completed by November 2026. If the declaration data reaches INPS late, the number of installments actually applicable may be lower than initially expected.
Lower pensions in September: who risks a 5% cut?
The amount of September it can therefore be higher or lower depending on the effects of the 730. For some pensioners, however, the reduction of the amount is linked to another reason: the second 5% withholding tax intended for those who did not report income for 2022 and receives an income-related pension benefit.
INPS has applied the first withholding on the August 2026 installment and repeats it on the September pension. The deduction is equal to 5% of the gross pension amount paid in July 2026. This withholding is not applicable for pensions up to €100 per month.
The item can be found on the pay slip with the wording "Withholding for failure to report income pursuant to art. 35, paragraph 10-bis, Legislative Decree no. 207/2008." The measure affects income-related pension benefits included in the 2023 Red campaign, including the minimum pension supplement, social security increases, and the additional sum, i.e., the fourteenth salary, in addition to other benefits identified by INPS as part of the income verification process. The Institute has sent a reminder to those affected, informing them of the failure to report their income and the resulting suspension of their benefits.
Tax Return: What to Do by September 15, 2026
For those affected by the measure, September 15, 2026, is not only the deadline to avoid a new withholding: it is the deadline to regularize their income status and avoid the revocation of the income-related benefit.
Anyone who fails to comply by the deadline risks the benefit being permanently revoked, with the consequent recovery of any amounts that are deemed undue. To regularize the situation, it is necessary to submit online la question of "Income reconstitution due to suspension pursuant to art. 35, paragraph 10-bis, Legislative Decree no. 207/2008" through INPS services. Anyone needing assistance can contact a patronage.
The verification process helps INPS determine entitlement to benefits, the recognition or amount of which depends on the beneficiary's income. Therefore, if the required information is not provided, the benefit may first be suspended and then revoked.
