An internet addict. Depends on who issued it - for an exact date, contact the issuing agency. Red Cross CPR certifications last for 2 years and American Heart Association certifications last for 2 years. Regardless how long the certification is good for, certain standards like NFPA require it annually. Be sure to check your company policy. Best case practice yearly in regards to OSHA training requirements (BBP).
Bank and Cash Records. The Better Business Bureau recommends holding onto bank statements for three years, and Bankrate suggests storing them for at least seven years. Records of bank reconciliation reports need be maintained for only two or three years, and duplicate bank deposit slips should be held for three years.
If you claim special deductions and credits, you may need to keep your records longer than normal (for example, if you file a claim for a loss from worthless securities or bad debt deduction, you should keep those records for seven years).