The implied tax subsidy rates on R&D expenditures for profitable large firms in the UK have shown a stable upward trend based on the forecasted data from 2024 to 2028, moving from 0.12 in 2024 to 0.13 from 2025 onwards. In 2023, this rate stood consistent, allowing for forecasts to validate continued support from the tax system for R&D investments.

Future trends to watch for include:

Potential shifts in government policy that might affect R&D tax subsidy rates.
Impact of economic changes post-2028, which might alter business investment strategies in R&D.
Technological advancements prompting adjustments in R&D expenditure and corresponding tax incentives.