Lawsuits are generally reported on Form 1099-MISC. Contact the issuer and find out why the gave you a 1099-R.
File Form 1099-R for each person to whom you have made a designated distribution or are treated as having made a distribution of $10 or more from:
- Profit-sharing or retirement plans.
- Any individual retirement arrangements (IRAs).
- Annuities, pensions, insurance contracts, survivor income benefit plans.
- Permanent and total disability payments under life insurance contracts.
- Charitable gift annuities, etc.