This chapter does not apply to an activity performed, or to an expense incurred, in connection with any of the following:

1. (a) Addressing a grievance or negotiating or administering a collective bargaining agreement.
2. (b) Allowing a labor organization or its representatives access to the employer’s facilities or property.
3. (c) Performing an activity required by federal or state law or by a collective bargaining agreement.
4. (d) Negotiating, entering into, or carrying out a voluntary recognition agreement with a labor organization.