The States are due to discuss whether same-sex marriage will be allowed in Guernsey.
It follows a consultation, which saw around 80% of the respondents say they supported the introduction of equal marriage locally.
An equality charity is urging Guernsey's States not to 'fall at the last hurdle' with plans for same-sex marriage.
The government has outlined plans to introduce the new law today.
The legislation will be discussed in December at the States Assembly.
It follows Jersey's step to bring it in by 2017 after the first ever pride event was held earlier this year.
If it goes ahead in Guernsey, churches would be able to opt out.
The weekend event coincides with International Pride Month and the 51st anniversary of the Stonewall riots.
The scheme has been backed by the island's Lieutenant-Governor, and is the first of its kind in the Channel Islands.
Sunny spells and isolated light showers. After dusk fair spells with isolated showers.