Regularising Unpermitted Building Work: Where the Correction Cost Goes

Bringing historic building work into order has a cost structure of its own, and it is dominated by investigation and professional work rather than by construction.

When something was built without being recorded, putting it right costs money in a particular pattern: first establishing precisely what exists and against what requirement, then professional work to prepare a position, then physical work where the building does not comply, then the closure file. Owners budget for the third item and are surprised by the first two, which usually cost more.

What this number does and does not include

This covers the cost of addressing building work that does not appear in the permit record for a property you own. It excludes the original construction cost of that work, the cost of the property, and any reduction in value. It assumes a building that is structurally sound, since work affecting structural adequacy is a different and more serious exercise.

Establishing exactly what exists

A measured survey of the building as built, floor by floor, with areas calculated the way an approval would calculate them. Without this nobody can say how much work is unrecorded, and every subsequent step is guesswork.

• Pushes it up: Multiple floors, occupied space requiring access arrangements, and successive alterations over years.
• Brings it down: A single, clearly defined addition to an otherwise unchanged building.
• How to control it: Arrange full access for one visit, since repeat visits are the main avoidable cost at this stage.

Retrieving and reading the permit history

Assembling what was originally approved, including any later approvals, so the comparison has a baseline. On an older building this can be a research exercise rather than a request.

• Pushes it up: Age of the building, multiple historic approvals, and gaps in the available record.
• Brings it down: A recent building with a complete and accessible file.
• How to control it: Start this in parallel with the survey rather than sequentially, since it is the longer lead item.

Classifying each element against requirements

A competent consultant determines, element by element, whether the work could have been approved, breaches a requirement, or affects safety. This classification determines everything about cost and route, and it is professional time rather than a fee.

• Pushes it up: Several distinct elements, mixed uses, and anything touching fire protection or escape.
• Brings it down: A single element of a common type with a clear requirement to test against.
• How to control it: Ask for the classification as a written schedule so you can cost each element separately.

Preparing the technical submission

Drawings, calculations and supporting documents prepared by a licensed consultant to present the position. The cost tracks the complexity of what is being presented rather than the floor area involved.

• Pushes it up: Elements requiring structural or fire engineering support, and anything needing a design change.
• Brings it down: Straightforward elements presentable from the measured survey with modest additional work.
• How to control it: Resolve the classification fully before commissioning drawings, so nothing is drawn twice.

Physical works to achieve compliance

Where an element cannot be presented as it stands, something has to change: removal, alteration, additional fire protection, improved access or added provision. This is the construction line and it varies enormously by element.

• Pushes it up: Occupied buildings requiring phasing, structural alterations, and anything affecting shared parts.
• Brings it down: Removal of a simple addition, or work confined to a single unoccupied area.
• How to control it: Price removal against alteration for every element, since removal is sometimes much cheaper.

Fees, charges and any applicable amounts

Whatever fees or amounts apply to the route taken. These are set by the relevant authority, vary by case and are confirmed at the time rather than estimated from someone else experience.

• Pushes it up: Larger areas involved and more complex routes.
• Brings it down: A small, simple element addressed promptly.
• How to control it: Ask your adviser to confirm the applicable amounts for your route before you commit to it.

Assembling the closure file

The final step and the one that stops the problem recurring: a single file containing the survey, the classification, the submission, the works records and any confirmation received, held with the title documents.

• Pushes it up: Nothing much, which is why it is worth doing properly.
• Brings it down: Nothing, this is the cheapest line in the exercise.
• How to control it: Specify the closure file as a deliverable in the consultant appointment so it is produced as a matter of course.

Costs that never appear on the first page

• Lost rent where units cannot be let while the position is unresolved or works are in progress.
• A second consultant opinion where the first classification is disputed by a lender or a buyer.
• Reduced lending against the property while the position remains open.
• Adviser time on any notice that arrives while the exercise is in progress.
• The cost of discovering further unrecorded work once the survey is complete.
• Delay cost where the exercise runs into a sale that was already in progress.

Keeping the budget honest

Budget the investigation and professional stages first and in full, then treat the construction as a range until the classification is complete. Owners who reverse this order commit to a construction budget before knowing what has to be built. Do the exercise when you are not selling, because a correction carried out under transaction pressure costs more in every line.

• After the survey, confirm how much unrecorded area actually exists before authorising further work.
• After the classification, re-cost each element and decide between removal and alteration.
• Before drawings are commissioned, confirm the classification is settled.
• Before works start, confirm the route and any applicable amounts with your adviser.
• At the end, confirm the closure file is complete and held with the title documents.

Domira works on the ownership side of a Saudi property for owners based abroad: verifying title and boundaries, assessing the building, handling registration and handover, and managing the asset afterwards. For legal and tax questions, work with a licensed adviser; Domira will tell you plainly what the property itself supports.