Understanding the Social Security 50% Spousal Benefit

By Michael Ruger, CFP®
Partner and Chief Investment Officer at Greenbush Financial Group

When married couples are deciding when to file for Social Security, there are several strategies to consider. One of the most important — and often misunderstood — is the 50% spousal benefit. This rule can have a major impact on when each spouse should file and how to maximize total household Social Security income over retirement.

In this article, we’ll walk through:

  • What the 50% spousal benefit is

  • Special filing rules to qualify

  • Why “file and suspend” is no longer allowed

  • Why delaying to age 70 may not always make sense

  • Special rules for divorced spouses

  • Other factors to consider when choosing a filing strategy

What Is the 50% Spousal Benefit?

When you are married and eligible for Social Security, you have the option to receive:

  • 100% of your own Social Security benefit, or

  • 50% of your spouse’s benefit, whichever is higher.

You do not get both — Social Security will essentially give you the higher of the two amounts.

Example

Let’s look at an example:

  • Paul’s Full Retirement Age (FRA) benefit: $3,600 per month

  • Sharon’s FRA benefit: $800 per month

When Sharon files at her full retirement age (67), she can choose:

  • Her own benefit: $800/month

  • 50% of Paul’s benefit: $1,800/month

Since $1,800 is higher than $800, she would elect the 50% spousal benefit.

This filing strategy is extremely important in situations where one spouse earned significantly more than the other.

Special Filing Rules

One of the most important rules for the 50% spousal benefit is this:

The higher-earning spouse must be receiving their Social Security benefit in order for the lower-earning spouse to claim the 50% spousal benefit.

Using Paul and Sharon again:

  • Both are age 67

  • Paul’s FRA benefit = $3,600

  • Sharon’s FRA benefit = $800

If Paul decides to delay his Social Security until age 70, Sharon cannot collect the spousal benefit until Paul actually turns his benefit on.

So Sharon would:

  • Take her own benefit of $800 at 67

  • Elect the 50% spousal benefit when Paul turn on at age 70 increasing to $1,800

This rule alone often drives a lot of the Social Security filing decision for married couples.

File and Suspend Is No Longer Allowed

Years ago, there was a strategy called “file and suspend.”

This allowed the higher-earning spouse to:

  • File for Social Security

  • Immediately suspend their benefit

  • Allow their benefit to continue growing until age 70

  • Meanwhile, the lower-earning spouse could collect the 50% spousal benefit

This strategy was very powerful, but the Social Security Administration eliminated the file and suspend strategy. Now, the higher-earning spouse must actually be receiving benefits for the spouse to receive the spousal benefit.

Delaying Until Age 70 May Not Always Make Sense

Many people know that if you delay Social Security past full retirement age, your benefit increases by approximately 8% per year until age 70.

From an individual standpoint, delaying can make a lot of sense. However, for married couples, the spousal benefit changes the math.

Here’s the key rule:

The 50% spousal benefit is based on 50% of the higher earner’s Full Retirement Age benefit, not their age 70 benefit.

Example

Let’s go back to Paul and Sharon:

  • Paul’s FRA benefit: $3,600/month

  • Paul’s age 70 benefit: about $4,500/month

  • Sharon’s own benefit: $800/month

  • Sharon’s spousal benefit: $1,800/month (50% of $3,600)

If Paul delays until age 70:

  • Sharon cannot collect the spousal benefit for 3 years

  • Her spousal benefit does not increase — it stays at $1,800

So the couple must evaluate:

  • Is the increase in Paul’s benefit worth Sharon not receiving the addition $1,000/month for three years? ($1,800 spousal benefit less Sharon’s $800 FRA benefit)

In situations where the spousal benefit is a large increase for the lower-earning spouse, it may make sense for the higher earner to file earlier, even if that means giving up the delayed credits.

However, if the spousal benefit is only slightly higher than the lower earner’s own benefit, delaying may still make sense.

This is why Social Security filing decisions should always be looked at from a household strategy, not just an individual strategy.

Divorced Couples: Special Consideration

Many people don’t realize that divorced spouses may still be eligible for the spousal benefit.

You may qualify for a 50% spousal benefit on an ex-spouse’s record if:

  • The marriage lasted at least 10 years

  • You are currently unmarried

  • Your own Social Security benefit is less than 50% of your ex-spouse’s benefit

  • Your ex-spouse is eligible for Social Security (they do not have to be collecting yet if divorced more than 2 years)

Even if your ex-spouse has remarried, you may still be eligible for the spousal benefit based on their record.

Importantly:

Your ex-spouse collecting a spousal benefit does NOT reduce their benefit and does not impact their current spouse.

Other Factors to Consider When Filing for Social Security

The 50% spousal benefit is just one piece of the Social Security planning puzzle. When building a filing strategy, we also consider:

  • Survivor benefits

  • Life expectancy of both spouses

  • Taxation of Social Security

  • Other retirement income sources

  • Roth conversion strategy

  • Required Minimum Distributions (RMDs)

  • The difference between each spouse’s benefit

The survivor benefit is especially important — when one spouse passes away, the surviving spouse keeps the higher of the two Social Security benefits, which is another reason why delaying the higher earner’s benefit can sometimes make sense.

About Michael……...

Hi, I’m Michael Ruger. I’m the managing partner of Greenbush Financial Group and the creator of the nationally recognized Money Smart Board blog . I created the blog because there are a lot of events in life that require important financial decisions. The goal is to help our readers avoid big financial missteps, discover financial solutions that they were not aware of, and to optimize their financial future.

Frequently Asked Questions About the Social Security 50% Spousal Benefit

  1. What is the Social Security spousal benefit?
    The spousal benefit allows a married spouse to receive up to 50% of their spouse's full retirement age Social Security benefit if that amount is higher than their own benefit.
  2. Do I get my own benefit plus 50% of my spouse's benefit?
    No. You receive either your own benefit or the spousal benefit - whichever is higher - but not both.
  3. When can I claim the spousal benefit?
    You can claim the spousal benefit as early as age 62, but the benefit will be reduced if taken before your full retirement age.
  4. Does my spouse have to file before I can receive the spousal benefit?
    Yes. The higher-earning spouse must be actively receiving Social Security benefits before the lower-earning spouse can claim the 50% spousal benefit.
  5. Is the spousal benefit based on my spouse's age 70 benefit?
    No. The spousal benefit is based on 50% of your spouse's full retirement age benefit, not their age 70 benefit.
  6. If my spouse delays until age 70, does my spousal benefit increase?
    No. Your spousal benefit does not increase if your spouse delays past full retirement age. However, you must wait until they file to receive it.
  7. Can a divorced spouse collect a spousal benefit?
    Yes, if the marriage lasted at least 10 years and the individual is currently unmarried, they may be eligible for a spousal benefit based on their ex-spouse's record.
  8. Does my ex-spouse need to be collecting for me to claim a spousal benefit?
    If you have been divorced for more than two years, you may be able to claim a spousal benefit even if your ex-spouse has not filed yet, as long as they are eligible.
  9. What happens to the spousal benefit if my spouse passes away?
    The spousal benefit is replaced by a survivor benefit, which allows the surviving spouse to receive up to 100% of the deceased spouse's benefit.
  10. How do we know when we should file for Social Security?
    The optimal time to file depends on several factors including life expectancy, income needs, taxes, and the difference between each spouse's benefit. This decision should be evaluated as part of a full retirement income plan.
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Rules for Inheriting a Retirement Account from a Sibling