A person is guilty of forgery if, with intent to injure or defraud: (a) He or she falsely makes, completes, or alters a written instrument. There are several forensic science degree programs in Washington (WA) to review, in addition to law enforcement training and online certification programs.Use this instruction for making, completing, or altering a written instrument, which is only one of the ways of committing forgery. Any signature, handwriting, typewriting, or other written mark whose source or authenticity is in dispute or uncertain. The State of Washington has three schools with degree programs in forensic science from which approximately 13 students graduate each year. Forgery is considered a felony conviction in the State of Washington under RCW 9A60.020, falling under the category of white-collar crimes.