Hi everyone, I’ve been looking at properties in Madrid lately and I’m getting more and more confused, especially about taxes. The real estate agent and lawyer mentioned something called IBI, which they say is due every year. I assume this is what’s generally known as property tax, right? Am I correct?
As a newcomer to Spain, I’m a complete novice when it comes to the tax system. I’d like to ask the experienced members on this forum for some advice. What exactly is this IBI tax, and can you explain [how to check your property tax details online]? Does everyone who owns property in Spain have to pay it, regardless of whether it’s for personal use or rental? This seems to directly affect future holding costs, so I need to get a clear picture before making a commitment.

I’ve done some research online, but the information feels very official and complicated. I’ve heard it’s a local tax, meaning the rate varies by city and even by district. Doesn’t that make it complicated to calculate? What is it primarily based on? The purchase price, or does the government use a special valuation? If I knew this valuation for the [Spanish property tax], could I roughly calculate the annual amount myself?
Another major question is about the payment schedule. When is it usually paid? Is it a single annual payment, or can it be paid in installments? Do I need to file it myself at the tax office, or, regarding the [Spanish property tax IBI], will I receive a bill at home like for utilities? What are the consequences of a missed payment? I assume the penalties are severe… I haven’t dealt with this type of tax in my home country before, so I have a lot of questions. I hope you don’t mind.
To help clarify, I’ve put together a simple table with the information I found. I’m not sure if it’s correct, so please feel free to correct me.
| Tax Item | Spanish Name | Taxpayer |
| Property Tax | IBI | Property Owner |
| Personal Income Tax | IRPF | Landlord of a rental property |
| Wealth Tax | Impuesto sobre el Patrimonio | Individuals whose assets exceed a certain threshold |
Essentially, I just want to understand the main, non-negotiable annual taxes for owning a property in Spain, especially IBI. I hope experienced members can share their real-life experiences—for instance, which city your property is in, its size, and roughly how much IBI you pay annually. This would be a huge help for us newcomers. Thanks in advance!