AITAH for refusing to spend money on my brother in law’s wedding?

Family support can be wonderful—until it turns into entitlement. One couple recently faced major backlash after offering to pay for an expensive insulin pump ($5,000–$10,000) for their 2-year-old nephew with Type 1 diabetes, only for the sister-in-law’s insurance to cover it. A month later, the brother-in-law announced at a family dinner that the couple would fund his “dream wedding,” assuming the “spare” money was now his.

When they refused, explaining a medical device for a child’s life is not the same as a wedding, he accused them of favoritism and called them selfish. Now other family members are sending guilt-tripping texts demanding they contribute. Are they the assholes for protecting their emergency fund?

‘AITAH for refusing to spend money on my brother in law’s wedding?’

The couple explained their generous offer:

The wedding announcement and assumption:

The couple’s refusal:

Financial boundaries in families are essential for healthy relationships, and experts in family therapy emphasize that no one is obligated to spend their money on another person’s wants—especially when it’s a non-essential expense like a wedding. The couple’s original offer to fund a life-changing medical device for their nephew was generous and compassionate. Redirecting that money to a luxury wedding is not equivalent, and the brother-in-law’s assumption that the “spare” funds were automatically his is entitled and manipulative.

The public announcement at dinner was a deliberate tactic to pressure the couple into compliance through social embarrassment. Experts note this behavior is a form of financial coercion and can damage relationships. The couple is right to protect their emergency fund—financial security for their own family is a priority, not a common pool for relatives. The family’s guilt-tripping texts are an attempt to shift responsibility, but the couple owes no one an explanation or contribution.

Experts recommend clear, calm communication: reiterate that the money was offered specifically for the pump, not a general family fund, and that weddings are the couple’s responsibility. If the pressure continues, setting firm boundaries (including limiting contact with those who guilt-trip) is healthy. This situation highlights the importance of transparency and respect around money in family dynamics.

Here’s what the community had to contribute:

The community overwhelmingly supported the couple, calling the brother-in-law entitled and praising them for protecting their finances. Opinions were grouped into clear threads.

Many emphasized the difference between a medical necessity and a wedding: