Where more than 25 per cent of a ceiling below a cold loft space or flat roof is being replaced then building regulations would normally apply and the thermal insulation of that ceiling would normally have to be improved.
Minimum floor to ceiling height uk building regulations.
Minimum ceiling height.
210 cm 200cm if really pushing it standard ceiling height.
Minimum room sizes also apply as well as a minimum floor to ceiling height of 2 3m for at least 75 of the gross internal area.
For ceilings in staircases the minimum ceiling height is 2m.
Besides this there are no legal requirements but there are standard ceiling heights which are common in normal houses.
Quite easily but i d recommend keeping above 240 cm for living areas and master bedrooms if you can.
Instead the standard may be imposed by local planning authorities as a planning condition.
There are no legal requirements for ceiling heights in uk homes except for ceilings in staircases.
The new nationally described space standard has not been incorporated into building regulations.
The minimum floor to ceiling height is 2 3m for at least.