According to the 2025 Trust & Will Estate Planning report, 55% of Americans have no estate planning documents whatsoever, and only 31% have a will in place. Of those who do have a plan, many make one critical mistake: handing all responsibility to a single person or dividing roles among family members without thinking through the consequences.

Getting this right matters more than most people realize. The wrong appointment, or the wrong division of duties, can delay asset distribution, trigger family conflict, and ultimately undermine the wishes you worked so hard to document. Below, we’ll walk you through the key roles in an estate plan, how to assign them thoughtfully, and when splitting responsibilities may cause more problems than it solves.

Importance of Splitting Estate Planning Responsibilities

Most people assume elder law estate planning is about documents, such as a last will and testament, trusts, and beneficiary designations. While that’s partially true, the people you appoint to carry out those documents matter just as much as the documents themselves.

Under estate planning law, each role comes with legal duties called fiduciary duties. These include collecting and managing assets, paying debts and taxes, filing legal paperwork, communicating with beneficiaries, and distributing what remains. Miss a step, and the consequences can ripple through the entire estate.

Choosing the right people with clear roles and responsibilities protects your assets and, just as importantly, your family relationships.

Key Roles in an Estate Plan and What Do They Do

Estate planning typically involves four primary roles. Each serves a distinct function, and they often operate at different points in time:

Executor – An executor is named in your will to administer your estate after you die. Their responsibilities include filing the will with the probate court, collecting and valuing assets, paying debts and final expenses, and distributing property to beneficiaries. This role is time-bound (it ends once the estate is closed), but it can take months or longer to complete.
Trustee – A trustee manages assets held in a trust, either during your lifetime or after your death. Unlike an executor, a trustee’s responsibilities can span years or even decades, particularly if the trust is designed to benefit minor children or a spouse over the long term. Trustees must invest assets prudently, pay bills, file required tax returns, and distribute funds according to the trust’s terms.
Attorney-in-Fact (Durable Power of Attornkey) – A durable power of attorney authorizes someone to manage your financial affairs if you become incapacitated. This person, known as your attorney-in-fact, can pay bills, manage bank accounts, sell property, and handle legal matters on your behalf. Since this role activates during your lifetime, the person you choose needs your complete trust. They’ll have direct access to your finances.
Guardian – If you have minor children, naming a guardian in your will ensures someone you trust will care for them if both parents are gone. This is one of the most personal decisions in an estate plan. You should think about who would raise your children with similar values and make good decisions for their future. Guardianship doesn’t give the guardian any legal authority over financial matters or other responsibilities beyond caring for the children.

How to Choose the Right Person for Each Responsibility?

The most common mistake in estate planning is treating these appointments as a matter of family tradition rather than capability. Naming the oldest child as executor because “that’s how it’s always been done” is a decision that has derailed countless estate plans.

For executors and trustees, look for someone organized and detail-oriented, financially responsible, and available, as estate and can take time. They should also be geographically accessible to handle tasks such as securing property or attending hearings, and impartial enough to manage family dynamics without taking sides.

For your attorney-in-fact, prioritize trust above all else. This person will have broad access to your financial accounts and the authority to make significant decisions about your health. Choose someone whose judgment you trust unconditionally.

Beyond personality, consider practical factors: Does this person have the bandwidth? A child managing their own young family, running a business, or caring for another family member may not have the capacity to take on fiduciary duties, regardless of how capable or trustworthy they are.

Always name at least one successor for each role. If your primary appointee is unable or unwilling to serve, a named backup prevents the court from making that decision for you.

When Does Splitting Estate Planning Responsibilities Make Sense?

Splitting roles makes sense when the two roles are genuinely distinct, the people chosen for each role are both reliable and cooperative, and there’s no risk of one holding the other hostage. Even then, the division should be based on capability and not obligation, guilt, or the desire to appear fair.

If family dynamics make any of these appointments difficult, working with a professional from an estate planning law firm is worth serious consideration. Professional fiduciaries are neutral, experienced, legally accountable, and unburdened by family history. For many estates, appointing a professional to handle administration while a trusted family member serves as attorney-in-fact can be the most practical and peaceful solution.

Frequently Asked Questions

What Qualities Should I Look for When Choosing an Executor or Trustee?

Look for someone who’s organized, financially responsible, and capable of navigating complex paperwork and legal processes. They should communicate well, remain calm under stress, and be willing to work with attorneys and accountants. Prior experience settling an estate is helpful but not required. Most importantly, they need the time and availability to see the role through, which can take months or years.

Can I Name the Same Person as Executor, Trustee, and Attorney-in-Fact?

Yes, and in many cases it makes sense to do so, since the roles often involve overlapping responsibilities. However, if the trust administration is long-term or complex, separating the trustee role from other appointments can reduce the burden on any one individual. The key is choosing someone capable of handling all the responsibilities you’re assigning.

What Happens if the Person I Name Fails to Carry Out Their Duties?

If your appointed fiduciary fails to perform their duties, a court may intervene. If you’ve named a successor, that person would step in, but if no successor is named, the court will appoint one, which may not align with your wishes. This is why naming capable alternates for every role is an essential part of any well-structured estate plan.

When Is a Professional Fiduciary a Better Choice Than a Family Member?

A professional fiduciary is often a better choice when family dynamics are complicated, when no family member has the time or capability to serve, or when you want to ensure complete neutrality in the administration of your estate. Those who specialize in estate planning and elder law services are legally accountable, experienced in estate administration, and free from the emotional pressures that family members often face in these situations.

Build a Plan That Reflects How You Want Things to Run

Splitting responsibilities in your estate plan is less about fairness and more about fit. The right executor, trustee, and attorney-in-fact are the people best suited to each role, not simply the ones who seem most deserving of the title.

Take the time to evaluate each potential appointee honestly, including their skills, availability, relationships with other family members, and capacity to handle responsibility during a difficult time. When in doubt, don’t hesitate to consult an estate planning attorney in Tracy, CA. At Bakerink, McCusker, and Belden, our attorneys can help you match the right person to the right role and build an estate plan that holds together when it matters most.

How to Split Responsibilities in Your Estate Plan?