When to declare and when to pay: Social Security calendar
Social Security works with a time lag: you invoice in one quarter, declare at the start of the next, and pay over the three months after that. 🗓️
| 🧾 You invoice in… | 📤 You declare in… | 📑 Contributions for… | 💶 You pay (10th–20th) in… |
|---|---|---|---|
| Q1 (Jan–Mar) | April | April, May, June | May, June, July |
| Q2 (Apr–Jun) | July | July, August, September | August, September, October |
| Q3 (Jul–Sep) | October | October, November, December | November, December, January* |
| Q4 (Oct–Dec) | January* | January, February, March* | February, March, April* |
* of the following year.
📅 Remember: SSD only accepts declarations in January, April, July and October. Each declaration must be submitted by the last day of that month.
💡 In the Quarterly View, the How the dates relate section explains this for the quarter you select.