A CPA/accountant/EA typically thinks of tax planning as doing a tax return for a client and sending them the bill for the taxes due. Some might recommend a SEP IRA or SIMPLE Plan, but they typically do not deal with real tax planning.
An attorney thinks of tax planning as doing someone’s living trusts so the client can maximize estate tax exemptions.
A financial planner/insurance advisor typically thinks of tax planning as the use of a 401(k) plan.