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Why house budgets overrun — and the four places it happens
Almost every family that builds a house ends up spending more than they planned. When it happens, people usually blame the market — cement went up, labour became costly. In our experience over 28 years, that is rarely the real reason. Material prices move by a few per cent. Budgets overrun by thirty.
The money leaks in four specific places, and all four can be closed before the foundation is dug.
1. The estimate was never really an estimate
A contractor writes a single figure on a piece of paper — "twenty-two lakh, finished". Nobody has written down what quality of tile, how many electrical points, what thickness of steel, whether the compound wall is included. It is not an estimate. It is a hope.
When the tiles are chosen six months later and they cost more than whatever the contractor silently assumed, the difference lands on the owner — and there is nothing on paper to argue with.
What to do: insist on an itemised estimate. Quantity, rate, amount, item by item. It takes longer to prepare, and that is exactly why it protects you. Ask specifically what is excluded — that answer tells you more than the total does.
2. Verbal changes that nobody wrote down
This is the most common and the most bitter. The owner visits the site and says, move the bathroom door, extend the balcony, add a window here. The mason does it. Nothing is written. At the end of the job the contractor adds two lakh for extra work, and the owner genuinely does not remember agreeing to anything that costs two lakh.
Both people are being honest. Both are also certain they are right. The relationship ends badly over money that was never actually disputed at the time.
What to do: every change, however small, gets written down with its cost before the work is done, and both parties keep a copy. A photograph of a signed note on a phone is enough. On our own sites nothing extra is started until the owner has signed for it.
3. Material that arrived on site but never went into the building
Two hundred bags of cement are delivered and paid for. Roughly a hundred and seventy end up in the structure. The remainder disappears in a mixture of waste, poor storage, and quiet removal at night. Steel offcuts, tiles, and shuttering ply go the same way.
The owner never sees it, because nobody is counting what came in against what was used.
What to do: record every delivery against the supplier's challan on the day it arrives, with a photograph. Then record what is issued to the work. The difference is your stock, and it should match what is physically on site. Where a record like this is kept, this problem largely stops happening — not because anyone is caught, but because everyone knows it is being counted.
4. The items nobody budgets for
People budget carefully for cement, steel, sand, bricks and labour. Then the following arrive, all of them unavoidable, and none of them in the original figure:
- Compound wall and gate
- Water connection, borewell or well
- Electricity connection and meter
- Approach path, levelling, earth filling
- Municipal or panchayat approval fees
- Overhead tank, pump, plumbing fittings
- Painting — usually costs more than expected
- Machinery hire and transport
What to do: list these separately at the start, even with rough figures. And keep a genuine contingency of around ten per cent that you mentally treat as already spent. A house built to the last rupee of the budget has no room for the one thing that always goes wrong.
A useful test before you start: if you cannot say roughly what the plaster, the flooring and the painting will each cost, the budget is not finished yet.
The pattern behind all four
Every one of these is a record-keeping problem, not a money problem. The families whose houses come in near budget are not luckier or richer. They simply wrote things down — what was agreed, what arrived, what changed.
That is why every site we run keeps a daily written record of labour, material and machinery, and why extra work is signed before it starts. Not because anyone is untrusted, but because memory is unreliable and a building takes a year.