My father already said he will organise if and when needed. I am sure there will be a solution. However considering it's a new built following their own specifications for when they have difficulties to deal with their bigger house, I find it ridiculous not to actually have it done at that point. My house was built 20 years ago with no steps for the entrance. Even younger, we found it practical with prams.we added a ramp to my parents house, cost a ridiculous amount but it is weatherproof