PTECSSAN is an affiliate of Nigerian Labour Congress of Nigeria (NLC). The Nigerian Labour Congress of Nigeria (NLC), was one of the four labour centres that were in existence before the 1978 forceful abrogation and merger by the Federal Military Government under the Leadership of the then Gen. Olusegun Obasanjo. It was actually the only one that the Government recognised and was working with prior to the proscription. The new Congress that emerged from that fiat therefore had in it the four tendencies which were further consolidated into two major tendencies but within the same Centre as a result of the existing legal environment