"local trust" is correct and can be used in written English.
For example, "The local trust provided the community with a much-needed green space."
The problems — usually involving customer service or sales — stemmed from not understanding how things are done locally and not gaining that local trust.
The local Principal Investigator will be responsible for liaison with the local Trust management team regarding locality issues, and must obtain the necessary signatures from their Trust.
GPs were chosen from the five localities that deliver CAMHS within the local Trust (Peterborough City, Fenland, Huntingdon, Cambridge City and South Cambridgeshire).
The hardware used for the pilot did not belong to the Trust and so a procurement process was entered into with local trust information services.
These classic schemes typically prey on local trust, he added.
Not all towns have big surpluses in local trust funds.
Socialist officials who have gained local trust have been allowed to remain at their posts.
Instead of sophisticated infrastructure, they depend on local trust and knowledge: farmers sell a share of their time at the village pump.
The college has made strong links with a local trust, gained support from governors and the backing of the Education Funding Agency.
