Turn off all stove burners and oven controls
Shut off the gas supply valve to the stove
Unplug the stove from the electrical outlet if it has one
Move the stove away from the wall carefully
Use a wrench to disconnect the gas line fitting
Cap or plug the gas line immediately after disconnecting
Check for gas odor before and after disconnection
Do not use open flames or switches if gas is smelled
Call a licensed gas professional if you are unsure or if the line needs modification
Follow local codes and safety requirements before removing the stove