This section does not apply to: acceptance of service of process; surplus lines insurance; a transaction for which a certificate of authority is not required under § 4-101(b) of this title; reinsurance, as authorized under Title 5, Subtitle 9 of this article; an adjuster while providing services with respect to a claim under a policy lawfully solicited, issued, and delivered outside of the State; or the professional services of an attorney at law. With respect to a subject of insurance resident, located, or to be performed in the State, a person may not in the State directly or indirectly act as an insurance producer for, or otherwise represent or help on behalf of another, an unauthorized insurer to: solicit, negotiate, or effect insurance or an annuity contract; inspect risks; fix rates; investigate or adjust losses; collect premiums; or transact insurance business in any other manner.