You prefix "capital gains tax" with an "er".
If you don't have half an hour to read the full report at www.bowgroup.org, let me explain
of course main residences are not liable to CGT, but second and holiday homes are. If LVT is designed to encourage efficient use of housing, i.e. people with holiday homes will say "sod the tax, let's sell up and spend the £2,000 we save on staying in a hotel" it would be manifestly unfair to make them pay CGT as well as suffering the SDLT hit (indirectly)
The tax system should be designed to pull in one direction only
MW