Evidence Preservation in Maryland

State statute requires the automatic preservation of biological evidence collected in relation to a murder (1st and 2nd degree), manslaughter, rape (1st and 2nd degree), or sexual offense (1st and 2nd degree). The evidence must be preserved for the length of an individual’s sentence. Effective: 2001; Amended most recently: 2009.

Maryland’s statute meets the best practices standards outlined by the NIST Technical Working Group on Biological Evidence Preservation.

Read the statute.


We've helped free more than 240 innocent people from prison. Support our work to strengthen and advance the innocence movement.