Hi Rebecca - if the transfer is by way of a gift from 1 to 2 names then Scale 2 on half the current market value
Complete panel 4 of form AP1 to refer to Transfer by way of gift - Full value £300K - Scale 2 fee £70 as it's a postal application
Form ID3 can be used by those professions listed in PG 67 section 9.1 -
Evidence of identity (PG67) - GOV.UK
For how to execute the Transfer and who can witness and how - see PG 8 section 2 -
Execution of deeds (PG8) - GOV.UK. The witness must be someone who knows you and witnesses you signing the deed
Forms AP1, TR1 and ID3 for both of you are the correct forms needed ti transfer the ownership and update the register