{
  "query": "UK construction cost trends May 2026 NEC contract inflation benchmarks",
  "claims": [
    {
      "claim": "UK construction output in 2026 is projected to grow by 3.5% to 4.5% compared to 2025.",
      "verbatim_quote": "2026 output is expected to be up by anywhere between 3.5% and 4.5% when compared with 2025.",
      "source_url": "https://www.pinsentmasons.com/out-law/analysis/why-2026-better-days-uk-construction-industry",
      "relevance": "high"
    },
    {
      "claim": "The BCIS construction forecast indicates building costs are expected to rise by 15% and tender prices by 16% over a five-year period.",
      "verbatim_quote": "The BCIS construction forecast predicts that building costs are likely to increase by 15% over the next five years, with tender prices by 16% over the same period.",
      "source_url": "https://www.pinsentmasons.com/out-law/analysis/why-2026-better-days-uk-construction-industry",
      "relevance": "high"
    },
    {
      "claim": "Under NEC contracts, inflation risk is managed using secondary Option X1, which provides for price adjustments.",
      "verbatim_quote": "Under NEC contracts, inflation risk is typically managed through Option X1 - Price Adjustment for Inflation. This is a secondary option which must be expressly included and properly completed within the Contract Data.",
      "source_url": "https://www.cefni.co.uk/CEFNI/CEFNI/Articles/2026/Option%20X1%20and%20Inflation%20Key%20Considerations.aspx",
      "relevance": "high"
    },
    {
      "claim": "Construction cost inflation in the UK is expected to remain moderate in the near term for 2026 due to competitive pressures, despite potential risks from labor and commodities.",
      "verbatim_quote": "Construction cost inflation is expected to remain moderate in the near term due to soft demand and competitive pressure across supply chains.",
      "source_url": "https://www.arcadis.com/en-gb/insights/perspectives/europe/united-kingdom/uk-construction-market-view-spring-2026",
      "relevance": "high"
    },
    {
      "claim": "Labor costs in the UK construction sector are being constrained by employer tax changes introduced in the year preceding 2026.",
      "verbatim_quote": "At the heart of this is continuing constraints on labour costs, perhaps exacerbated by some of the employer tax changes that have been introduced in the last year.",
      "source_url": "https://www.pinsentmasons.com/out-law/analysis/why-2026-better-days-uk-construction-industry",
      "relevance": "medium"
    }
  ],
  "market_context": "- [HIGH] UK construction output in 2026 is projected to grow by 3.5% to 4.5% compared to 2025. (source: https://www.pinsentmasons.com/out-law/analysis/why-2026-better-days-uk-construction-industry)\n- [HIGH] The BCIS construction forecast indicates building costs are expected to rise by 15% and tender prices by 16% over a five-year period. (source: https://www.pinsentmasons.com/out-law/analysis/why-2026-better-days-uk-construction-industry)\n- [HIGH] Under NEC contracts, inflation risk is managed using secondary Option X1, which provides for price adjustments. (source: https://www.cefni.co.uk/CEFNI/CEFNI/Articles/2026/Option%20X1%20and%20Inflation%20Key%20Considerations.aspx)\n- [HIGH] Construction cost inflation in the UK is expected to remain moderate in the near term for 2026 due to competitive pressures, despite potential risks from labor and commodities. (source: https://www.arcadis.com/en-gb/insights/perspectives/europe/united-kingdom/uk-construction-market-view-spring-2026)\n- [MEDIUM] Labor costs in the UK construction sector are being constrained by employer tax changes introduced in the year preceding 2026. (source: https://www.pinsentmasons.com/out-law/analysis/why-2026-better-days-uk-construction-industry)"
}