Lawmakers in Olympia are once again trying to raise the smoking (and vaping) age to 21.

If passed, Washington would join only two other states with the higher age restriction — California and Hawaii.

The legal age to buy tobacco in Washington state is 18, but this bill would not only raise the age that adults can buy legal products, but ensure that access to vapor products and e-cigarettes will also be limited for adults.

Cancer advocates are urging lawmakers to pass Senate Bill 5025 and House Bill 1054 Tuesday. If passed, the bills would raise the legal age of sale for all tobacco products, including electronic cigarettes, to age 21.

In the last year, similar legislation proposed boosting the legal smoking age. A survey released last year revealed 65 percent of voters back hiking the smoking age to 21, while 35 percent oppose a potential raise.

Read More