https://www.slab.org.uk/guidance/applying-for-funding-beyond-the-standard-cost-limit-factors-to-be-addressed/
Each category of civil legal aid has a standard limit.
However, it is open to you to ask for a higher level of expenditure than the standard limit. You can do this if you are initially aware that it likely that the cost of the case will be beyond the standard limit.
You should identify the factors and issues that are likely to increase the cost of the case.
Factors could include: