Формальное сослагательное
I suggest that he be informed
После глаголов требования и предложения идёт голая форма глагола — без -s и без to:
- I suggest that he be informed immediately.
- The committee demanded that the report be revised.
- It is essential that everyone arrive on time.
- Глаголы: suggest, recommend, demand, insist, propose, request; выражения: it is vital / essential / crucial that…
В британском варианте часто добавляют should: I suggest that he should be informed.