What HMRC Means by an Advance in Science or Technology in Food Science
Food science and foodtech sit squarely within the scope of the BIS Guidelines on the Meaning of R&D for Tax Purposes. The food industry is one of the UK's largest R&D-claiming sectors by claim count, yet it also generates a disproportionate share of HMRC enquiries because the line between commercial product development and qualifying R&D is genuinely blurry to non-specialists.
HMRC's test is this: was there genuine uncertainty about whether the desired outcome was achievable, which could not be resolved by a competent professional in the field drawing on existing published knowledge? In food science, "competent professional" means a food technologist or food scientist with access to published literature, not a layperson. Many advances that feel novel to a business are in fact documented in food science journals and so fail the uncertainty test. Conversely, work on truly novel ingredient combinations, processing routes for which no food-science literature exists, or product categories where the functional requirements exceed the state of the art can qualify strongly.
The relevant SIC code for most food manufacturers is in division 10 (manufacture of food products). FoodTech product companies often sit at 72190 (other R&D on natural sciences) or 10890 (manufacture of other food products). SIC code alone does not determine eligibility; the qualifying test is on the activity.
What Qualifies as R&D in FoodTech and Food Science
Product Reformulation
Reformulation is the largest single qualifying category for food companies. HMRC accepts that achieving a specific nutritional target, for example a 50% reduction in saturated fat, while maintaining sensory acceptance, food-safety parameters, and shelf-life, may involve genuine technical uncertainty where existing food-science approaches were insufficient. The work must be experimental and systematic. Examples that have qualified in practice include: developing novel emulsion systems to replace animal fats in processed meats without texture degradation; designing hydrocolloid combinations to replicate gluten functionality in wheat-free bakery; engineering enzyme-based processes to reduce acrylamide formation in baked and fried products; and developing salt-replacement mineral blends that achieve equivalent preservation and taste at reduced sodium.
Plant-Based and Alternative Protein
This is the fastest-growing claiming category in UK food science. Qualifying work includes: novel protein extraction and isolation from legumes, fungi, algae, or insect sources where the process required experimental development; texturisation research using high-moisture extrusion, shear cell technology, or fermentation to create meat-like fibrous structures; flavour-masking systems to neutralise off-notes from plant proteins; binding and gel systems that replicate egg functionality in egg-free products; and fermentation strain development for precision-fermented proteins. The technical challenges in plant-based development are well recognised by HMRC specialists familiar with the sector.
Novel Process Engineering
Process engineering qualifies where the process itself involved technical uncertainty. Qualifying examples include: developing continuous-flow cooking or sterilisation parameters for a novel product matrix where conventional batch-process assumptions did not transfer; spray-drying or freeze-drying optimisation for substrates with unusual viscosity, heat sensitivity, or particle-size distributions; extrusion system design for novel input materials where screw geometry, temperature profile, and die configuration required experimental determination; high-pressure processing (HPP) parameter development for products where pathogen reduction and texture retention created conflicting constraints; and novel packaging-material interactions where modified-atmosphere compositions had to be determined experimentally for a new product category.
Functional Ingredients and Bioactive Delivery
Encapsulation technology for omega-3 lipids, probiotics, vitamins, or bioactives; novel carrier matrices; controlled-release systems; and stability studies for bioactive compounds in food matrices all qualify where the work resolves genuine scientific uncertainty. These projects often sit at the boundary between food science and biotech and produce strong ERIS claims for early-stage companies.
What Does NOT Qualify: Food Science Anti-Patterns
These are the most common non-qualifying items HMRC challenges in food sector claims:
- Routine reformulation for cost reduction. Substituting a cheaper ingredient for an equivalent one, where both achieve the same technical function through documented means, is commercial optimisation, not R&D.
- Consumer taste testing and sensory panels. Panels used to guide marketing decisions or choose between technically equivalent variants are not R&D. Panels used to assess whether a technical advance has been achieved may be part of qualifying work but do not themselves qualify.
- Regulatory compliance testing. Nutrition labelling analysis, allergen testing, food-safety certification, and shelf-life testing to meet statutory requirements are not R&D.
- Brand extension without technical advance. Launching a new flavour of an existing product using established formulation techniques is not R&D, even if it required development resource.
- Scale-up production runs where the process is already known. Producing 100kg batches of a formulation developed in the lab is production, not R&D, unless the scale-up itself introduced genuine technical uncertainty about process parameters.
- Packaging design and marketing. Graphic design, naming, and structural packaging changes for aesthetic or marketing reasons do not qualify, though novel active or intelligent packaging technology may.
Qualifying Costs for Food Companies
Under the merged scheme, food companies can claim the same eight cost categories as any other sector. In practice the most material categories are:
Staffing costs. Salaries and associated employer costs for food scientists, food technologists, process engineers, and R&D laboratory staff apportioned by time. A food technologist spending 60% of their time on qualifying reformulation projects contributes 60% of their full-year employment cost to the claim.
Consumables. Ingredients and materials consumed or transformed in qualifying R&D trials that cannot be sold or recovered. This is often a large line item in food claims: novel protein isolates, specialty hydrocolloids, prototype packaging materials, and pilot-scale batch runs that do not enter the commercial supply chain. HMRC at CIRD84300 requires a clear audit trail distinguishing R&D trial materials from commercial production inputs.
Subcontractors. UK-based contract research organisations, university food science departments, and specialist analytical labs engaged on qualifying R&D work are claimable at 65% of invoice cost for unconnected parties. Overseas analytical labs are excluded under the merged scheme's UK-only rule.
Software and data costs. Computational modelling software, food-science database licences, and cloud processing for formulation modelling or genomics pipelines are claimable where directly used in qualifying R&D. See our guide to qualifying expenditure for the full cost categories.
ERIS for FoodTech
Many early-stage foodtech companies, particularly those developing plant-based proteins, bioactives, or novel processing technologies, are loss-making in their first three to five years while they develop products and scale. If qualifying R&D expenditure exceeds 30% of total expenditure in that period, ERIS applies at 27% rather than the standard 20%. For a company spending £600,000 on qualifying R&D out of total expenditure of £1.8m (intensity 33%), the ERIS credit is £162,000 versus £120,000 under the standard merged scheme. The difference is paid in cash to a loss-making company, not carried forward against future tax.
Worked Example: A Plant-Based Protein SME
A UK plant-based protein company (SIC 10890), pre-commercial, has total expenditure of £2.1m for the year to 31 March 2026. It employs 8 food scientists, 3 process engineers, and 4 commercial staff. A specialist review identifies:
- £490,000: salaries and employer costs for technical staff, apportioned at 75-100% to qualifying R&D.
- £120,000: specialist protein isolates, hydrocolloids, and pilot-batch ingredients consumed in trials.
- £45,000: UK university contract for extrusion parameter development (65% of £69k invoiced).
- £40,000: computational modelling software and analytical database access used directly in R&D.
Total qualifying spend: £695,000. R&D intensity: £695k / £2.1m = 33%. Company is loss-making and above the 30% ERIS threshold.
Credit under ERIS: £695,000 x 27% = £187,650 payable as cash. Under the standard merged scheme at 20% the credit would be £139,000. ERIS adds £48,650 in additional cash recovery.
HMRC Enquiry Risks for Food Companies
Food sector claims attract enquiry when they include: sensory panel costs without clear separation from technical assessment; product marketing costs coded as R&D staff time; consumables that appear in commercial product cost of goods as well as the R&D claim; and scale-up production runs presented as qualifying R&D without a clear explanation of the technical uncertainty at that scale. HMRC's CIRD81900 requires that the competent professional test is applied to the specific industry. A food science claim that describes commonly documented formulation techniques as "novel" is at high risk of challenge. A specialist adviser will frame each project against what was actually uncertain and why.
What to Do Next
If your food company employs food scientists, food technologists, or process engineers working to resolve genuine technical challenges, a claim is worth assessing. The R&D eligibility checker takes under five minutes and gives an indicative position. For a full review, request a free assessment. Related guides: AgriTech R&D tax relief, Biotech R&D tax credits, the merged scheme explained, and all qualifying expenditure categories.