10th century – Original foundation;
11th century (end) – Second foundation;
12th century (1. º quarter) – Adoption of the Rule of Saint Benedict;
13th (end) and 14th (early) centuries – Rebuilding of the Church;
16th century – Construction or reconstruction of the founder's chapel;
1881-1882 – Restoration works, under the Parish’s initiative;
1936 – Beginning of the restoration campaign under the guidance of the DGEMN – Direção Geral dos Edifícios e Monumentos Nacionais [General Directorate for Buildings and National Monuments];
1948-1953 – Miscellaneous works;
1966 – Conservation works;
1967 – General conservation, drainage of the cloister and electric installation;
1972 – Repairing the damages caused by a storm
1976 – Maintenance of the roofing;
1980 – Repair of the Church’s eaves confining with the sacristy and the cloister;
1982 – Repair and conservation of the body adjacent to the sacristy;
90s – The Church of Saint Peter of Cête becomes a ward of the IPPAR - Instituto Português do Património Arquitetónico [Portuguese Institute of Architectural Heritage];
1998 – The Monastery of Saint Peter of Cête is included in the Route of the Romanesque of Vale do Sousa;
2015 – Works for the general conservation of the Church, mostly at the levels of the roofs, external walls and lighting/ventilation openings, under the scope of the Route of the Romanesque.
