Financecalendar_todayLast updated: Apr 2026

What is Zero-Based Budgeting?

/ˈzɪərəʊ beɪst ˈbʌdʒɪtɪŋ/

Zero-based budgeting is a financial planning approach where every expense must be justified from scratch each period, starting from a "zero base" — rather than simply adjusting last year's budget.
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Everyday Example

Instead of saying "marketing got £50k last year so they get £52k this year," zero-based budgeting says "prove why marketing needs any money at all — what will each pound achieve?"

publicReal-World Application

Consumer goods giant Unilever and 3G Capital (owners of Burger King and Heinz) used aggressive zero-based budgeting to strip billions in costs from acquired companies.
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Did you know?

Zero-based budgeting was developed by Peter Pyhrr at Texas Instruments in the 1970s and adopted briefly by President Jimmy Carter for the US federal government.

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Key Insight

Traditional budgeting embeds inefficiencies forever — this year's budget is last year's plus inflation. Zero-based budgeting forces organisations to regularly re-examine every pound spent.

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