If you are a first home buyer in Qld be careful with the stamp duty concession and capital gains A young guy i know bought his first unit and hoped the advice given by the Stamp Duty Office would put him on the right path. He wanted to claim the stamp duty concession. The Stamp Duty Website said that he could keep existing tenants either fixed or periodic if they were in place for up to 6 months before moving in and still claim the concession. No mention of the fact that capital gains would apply to any gains during this period. No advice was given to check with ATO on this matter. This person wrongly presumed that capital gains tax would not apply.during this period as he thought there was an exemption.during this period.to help out existing tenants. This seems logical. WRONG He now has to play tax on the capital gains during this period. The Stamp Duty office should realise they are dealing with young people with no experience in buying property and be more helpful by telling them to check with the ATO regarding capital gains tax, ..