Note that because you can go to EAG for free by not paying, it is actually allowable for gift-aid. This is because there is no signficant benefit from the donation given that the same benefit can be had for free without significant other cost.Source: Charity guidance on gift-aid section 3.43.7 (plus prior experience running Gift Aid-able events and consulting with lawyers + HMRC then)
Note that because you can go to EAG for free by not paying, it is actually allowable for gift-aid. This is because there is no signficant benefit from the donation given that the same benefit can be had for free without significant other cost.
Source: Charity guidance on gift-aid section 3.43.7 (plus prior experience running Gift Aid-able events and consulting with lawyers + HMRC then)