Fuel Tank Replacement - 192 Bowrider

I have a 2008 Rinker 192 bowrider. My marine engineer has informed me that the fuel tank on the boat is leaking badly, and needs to be replaced. To do so, he will need to cut the floor out, is that correct???
I have a 2008 Rinker 192 bowrider. My marine engineer has informed me that the fuel tank on the boat is leaking badly, and needs to be replaced. To do so, he will need to cut the floor out, is that correct???