Complex sentence: Another method is making fines and penalties for littering filters, many governments have sanctioned stiff penalties for littering of cigarette filters; for example the Washington state imposes a penalty of $1,025 for littering cigarette filters.
Split into simpler sentences: Another method is making fines and penalties for littering filters. Many governments have sanctioned stiff penalties for littering of cigarette filters: for example, the U.S. state of Washington imposes a penalty of $1,025 for littering cigarette filters.