It is already like that.
Cashewz: "From now on, the rule of "ctapping" has been removed. If you're unaware of what that is, it's basically pressing your crouch button once to quickly holster a two handed weapon like for example, an M4. Cbug is still not allowed, if you do that, the servers gonna freeze you as a form of punishment anyway."
saz: "If you are going to ctap on sniper to avoid its reload animation, you are bug abusing, sniper animation is implemented for a reason."