As from today there is no charge for any certificate requested from the Ayuntamiento of Antigua.
http://www.ayto-antigua.es/noticias/anti...residencia

We have our "Certificado de residencia" (dated 22/11/2022), which we used successfully to get the discount for ferry travel. We have just booked a flight with Vueling and I was unable to confirm our residency on the website at the time of booking and am supposed to show proof when we check in. Question - will we have a problem with the certificate being over a year old (we fly in December)? Is there a Vueling counter at the airport where we can show proof of residency sometime between now and wh